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Threaded Inserts（Length L (after insertion) (D = Thread Dia. M)：2.5D）

Threaded Inserts
These generally have embedded male threads. Coil shapes are inserted with a dedicated tool, press-fit into a collar, or mounted while self-tapping threads.
Choose a shape to suit the application. Some items require dedicated tools.

31 items

: 30; 45; 60

Days to Ship	All Same day 4 Day(s) or Less 5 Day(s) or Less 6 Day(s) or Less 7 Day(s) or Less 8 Day(s) or Less 9 Day(s) or Less 10 Day(s) or Less 11 Day(s) or Less 13 Day(s) or Less

On Sale Till 31/03/2025

Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)

Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)【1-1,000 Pieces Per Package】

TOKAI METAL INDUSTRY

A general-purpose well-balanced screw insert with low cost.
[Features]
・ At the time of press-fit, the product has direction.
・ An insert nut that is well balanced in all aspects including easy use, holding power, cost, etc.

Volume Discount

Standard Price:	SGD 0.24-
	Special Price
Days to Ship:	4 Day(s) or more

Techlock (SL)

JAPAN DRIVEIT

[Type] Press Fit
[Materials] Brass
[Screw type] Metric (coarse) screw, without notch
[Shape] Standard Screw Diameter (after insertion) M (mm): 2 2.5 2.6 3 3.5 4 5 6 8 10 Length (after insertion)
[L](D = Screw Diameter M) 1 D 1.5 D 2 D 2.5 D
[Length]B (mm) 3.0 3.9 4.0 4.9 5.0 5.8

Standard Price:	SGD 0.56
Days to Ship:	4 Day(s) or more

Recoil-Free (mm) SUS304

RECOIL

Made from regular 304 grade stainless steel (18–8), but inserts made from other application-specific materials are also manufactured.

Standard Price:	SGD 1.41-
Days to Ship:	4 Day(s) or more

On Sale Till 31/03/2025

Dodge Bit Insert Flange Type (Brass Cadmium-Free)

TOKAI METAL INDUSTRY

General purpose type. Low cost and well balanced.

Standard Price:	SGD 0.41-
	Special Price
Days to Ship:	Same day or more

Stainless Steel Insert Nut, Screw-in (Slotted)/IRU-S

HIROSUGI-KEIKI

[Nominal of Thread (M)] 2.6/3/4/5/6/8
[Material] Free-Cutting Stainless Steel (SUS303)
[Processing] Degreasing

Standard Price:	SGD 1.17-
Days to Ship:	11 Day(s) or more

Dodge Bit Insert Standard SD (Brass Cadmium-Less)

TOKAI METAL INDUSTRY

Because it is an extension method, it can be used during press fitting insertion after molding with the thinnest possible wall thickness.

Standard Price:	SGD 0.58-
Days to Ship:	4 Day(s) or more

Brass Bit Insert (Flange Type) / HFB

HIROSUGI-KEIKI

[Nominal of Thread (M)] 2/2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] Degreasing

Standard Price:	SGD 0.37-
Days to Ship:	11 Day(s) or more

DODGE BET Insert (Standard), Double Sided Chamfer Type, Brass (Cadmium-Free)

DODGE BET Insert (Standard), Double Sided Chamfer Type, Brass (Cadmium-Free)【1-8,000 Pieces Per Package】

TOKAI METAL INDUSTRY

General purpose type. Low cost and well balanced.

Standard Price:	SGD 0.27-
Days to Ship:	4 Day(s) or more

Brass Bit Insert (Standard Model / Single-Sided Type) HSB

HIROSUGI-KEIKI

[Nominal of Thread (M)] 1.4/1.6/1.7/2/2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] Degreasing

Standard Price:	SGD 0.33-
Days to Ship:	11 Day(s) or more

Dodge Insert Flange Type (Brass Cadmium-Less)

TOKAI METAL INDUSTRY

Because it is an extension method, it can be used during press fitting insertion after molding with the thinnest possible wall thickness.

Standard Price:	SGD 0.75
Days to Ship:	4 Day(s) or more

Stainless Steel E-Sert Fine (Hemlock-Made)

Stainless Steel E-Sert Fine (Hemlock-Made)【100 Pieces Per Package】

SUNCO

[Nominal M] 6, 8, 14, 18, 20, 22, 24, 27, 30, 33, 36, 39
[Material] Stainless Steel
[Surface Processing] Bare

Standard Price:	SGD 118.67-
Days to Ship:	4 Day(s) or more

Brass Bit Insert (Standard, Double-sided) HSB-Z

HIROSUGI-KEIKI

[Nominal of Thread (M)] 1.4/1.6/1.7/2/2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] Degreasing

Standard Price:	SGD 0.35-
Days to Ship:	11 Day(s) or more

E-Certs

TSUGAMI

Old 'Heli-Coils Inserted'. The screws of the main body are reinforced, ensuring a highly durable fastening.

Standard Price:	SGD 1.11-
Days to Ship:	4 Day(s) or more

Stainless Steel Insert Nut, Screw-in (Thread Locker / Slotted) / IRU-SW

HIROSUGI-KEIKI

[Nominal of Thread (M)] 2.6/3/4/5/6/8
[Material] Free-Cutting Stainless Steel (SUS303)
[Processing] Degreasing

Standard Price:	SGD 1.85-
Days to Ship:	11 Day(s) or more

Sprue (Unified) (UNC)

Sprue (Unified) (UNC)【1-10 Pieces Per Package】

NIPPON SPREW

Screw reinforcer featuring coiling of a diamond shaped stainless steel thread. Can achieve high-reliability tightening by using the springback skillfully.

Standard Price:	SGD 1.94-
Days to Ship:	4 Day(s) or more

Brass Insert Nut (Screw-In Type / Slotted) IRB-S/IRB-SC

HIROSUGI-KEIKI

[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasing

Standard Price:	SGD 0.78-
Days to Ship:	11 Day(s) or more

Brass Dutch Insert (Standard) / HSD

HIROSUGI-KEIKI

[Nominal of Thread (M)] 2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] Degreasing

Standard Price:	SGD 0.69-
Days to Ship:	11 Day(s) or more

Brass Dutch Insert (Flanged) / HFD

HIROSUGI-KEIKI

[Nominal of Thread (M)] 2.6/3/4/5
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] Degreasing

Standard Price:	SGD 0.78-
Days to Ship:	11 Day(s) or more

Brass Ultrasert IV (Flanged) / HFU

HIROSUGI-KEIKI

[Nominal of Thread (M)] 3/4/5/6/8
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] Degreasing

Standard Price:	SGD 0.61-
Days to Ship:	11 Day(s) or more

Sprue

Sprue【1-100 Pieces Per Package】

NIPPON SPREW

Screw reinforcement made from a coiled, rhombic section stainless steel wire. Highly reliable fastening is achieved through ingenious use of spring action.

Volume Discount

Standard Price:	SGD 0.89-
Days to Ship:	4 Day(s) or more

Brass Ultrasert II/HUD II

HIROSUGI-KEIKI

[Nominal of Thread (M)] 2.6/3/4/5/6/8
[Material] Brass (C3604BD), Cadmium Content Less than 75 ppm
[Processing] Degreasing

Standard Price:	SGD 0.37-
Days to Ship:	11 Day(s) or more

Stainless Steel E-Sert (Unify) (UNF)

SUNCO

[Nominal] #6-40, #8-36, #10-32, 1/4-28, 5/16-24, 3/8-24, 7/16-20, 1/2-20, 5/8-18, 3/4-16, 7/8-14, 1-12
[Material] Stainless Steel
[Surface Processing] Bare

Standard Price:	SGD 2.08
Days to Ship:	4 Day(s) or more

Brass Insert Nut (Screw-In Type / Slotted) IRB-SW/-SCW

HIROSUGI-KEIKI

[Nominal designation of thread (M)] 2.6/3/4/5/6/8
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Treatment] Nickel plating (Ni)/degreasing

Standard Price:	SGD 1.24-
Days to Ship:	11 Day(s) or more

E-Sert Fine

TSUGAMI

Old 'Heli-Coils Inserted'. The screws of the main body are reinforced, which ensures highly durable fastening.

Standard Price:	SGD 2.21
Days to Ship:	4 Day(s) or more

Screwsert (Type SCT)

JAPAN DRIVEIT

[Type] Self-tapping Used
[Application] Resin: General
[Materials] Brass
[Screw type] Metric (coarse) screw, without notch
[Shape] Standard, Screw Diameter (following insertion) M (mm), 3, 4, 5, 6, 8, 10, Length (following insertion)
[L](D = screw diameter M) 2D 2.5D
[Length] B (mm) 6.0 8.0 10.0 14.0 15.0 18.0

Standard Price:	SGD 4.19
Days to Ship:	4 Day(s) or more

FLO-TECH (FTC Type)

FLO-TECH (FTC Type)【1-1,000 Pieces Per Package】

JAPAN DRIVEIT

FTC type Flowtech. [Materials]·Brass. [Type]·Press-fit.

Standard Price:	SGD 0.98-
Days to Ship:	7 Day(s) or more

Stainless Steel Recoil

Stainless Steel Recoil【100 Pieces Per Package】

SUNCO

[Nominal M] 2, 2.5, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24
[Material] Stainless Steel
[Surface Processing] Bare

Standard Price:	SGD 106.44-
Days to Ship:	4 Day(s) or more

Stainless Steel E-Sert Hemlock-Made

Stainless Steel E-Sert Hemlock-Made【100 Pieces Per Package】

SUNCO

[Nominal M] 2, 2.2, 2.5, 2.6, 7, 14, 16, 18, 20, 22, 24, 27, 30, 33, 36, 39, 42
[Material] Stainless Steel
[Surface Processing] Bare

Standard Price:	SGD 107.65-
Days to Ship:	4 Day(s) or more

Stainless Steel E-Sert (Unify) (UNC)

Stainless Steel E-Sert (Unify) (UNC)【100 Pieces Per Package】

SUNCO

[Nominal]
[Material] Stainless Steel
[Surface Processing] Bare

Standard Price:	SGD 141.47-
Days to Ship:	4 Day(s) or more

Lock Type Sprew

Lock Type Sprew【100 Pieces Per Package】

SUNCO

[Material] Stainless steel
[Thread size M] 2.5, 2.6, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24

Standard Price:	SGD 111.64-
Days to Ship:	4 Day(s) or more

Nylon Nut Insert / NNI

HIROSUGI-KEIKI

[Nominal of Thread (M)] 2.5/3/4/5/6/8
Main Body
[Material] Nylon 66
[Color] Milky White
[Heat Warping Temperature] 1.82 MPa: 75°C
[UL Standard] UL94V-2 (Materials)
Screw Part
[Material] Aluminum (A2011 Equivalent)
[Processing] Degreasing

Standard Price:	SGD 0.49-
Days to Ship:	11 Day(s) or more


Brand
Product Series
Days to Ship
Screw Dia. M (after insertion)(mm)
Type
Material
Screw Type
Length L (after insertion) (D = Thread Dia. M)
Application
Notch
Thread Dia. (After inserted), Unified(inch)
Shape
Sales Unit

	On Sale Till 31/03/2025			On Sale Till 31/03/2025
Brand	TOKAI METAL INDUSTRY	JAPAN DRIVEIT	RECOIL	TOKAI METAL INDUSTRY	HIROSUGI-KEIKI	TOKAI METAL INDUSTRY	HIROSUGI-KEIKI	TOKAI METAL INDUSTRY	HIROSUGI-KEIKI	TOKAI METAL INDUSTRY	SUNCO	HIROSUGI-KEIKI	TSUGAMI	HIROSUGI-KEIKI	NIPPON SPREW	HIROSUGI-KEIKI	HIROSUGI-KEIKI	HIROSUGI-KEIKI	HIROSUGI-KEIKI	NIPPON SPREW	HIROSUGI-KEIKI	SUNCO	HIROSUGI-KEIKI	TSUGAMI	JAPAN DRIVEIT	JAPAN DRIVEIT	SUNCO	SUNCO	SUNCO	SUNCO	HIROSUGI-KEIKI
Product Series	Dodge Bit Insert (Standard) SB Brass (Cadmium-Free)【1-1,000 Pieces Per Package】	Techlock (SL)	Recoil-Free (mm) SUS304	Dodge Bit Insert Flange Type (Brass Cadmium-Free)	Stainless Steel Insert Nut, Screw-in (Slotted)/IRU-S	Dodge Bit Insert Standard SD (Brass Cadmium-Less)	Brass Bit Insert (Flange Type) / HFB	DODGE BET Insert (Standard), Double Sided Chamfer Type, Brass (Cadmium-Free)【1-8,000 Pieces Per Package】	Brass Bit Insert (Standard Model / Single-Sided Type) HSB	Dodge Insert Flange Type (Brass Cadmium-Less)	Stainless Steel E-Sert Fine (Hemlock-Made)【100 Pieces Per Package】	Brass Bit Insert (Standard, Double-sided) HSB-Z	E-Certs	Stainless Steel Insert Nut, Screw-in (Thread Locker / Slotted) / IRU-SW	Sprue (Unified) (UNC)【1-10 Pieces Per Package】	Brass Insert Nut (Screw-In Type / Slotted) IRB-S/IRB-SC	Brass Dutch Insert (Standard) / HSD	Brass Dutch Insert (Flanged) / HFD	Brass Ultrasert IV (Flanged) / HFU	Sprue【1-100 Pieces Per Package】	Brass Ultrasert II/HUD II	Stainless Steel E-Sert (Unify) (UNF)	Brass Insert Nut (Screw-In Type / Slotted) IRB-SW/-SCW	E-Sert Fine	Screwsert (Type SCT)	FLO-TECH (FTC Type)【1-1,000 Pieces Per Package】	Stainless Steel Recoil【100 Pieces Per Package】	Stainless Steel E-Sert Hemlock-Made【100 Pieces Per Package】	Stainless Steel E-Sert (Unify) (UNC)【100 Pieces Per Package】	Lock Type Sprew【100 Pieces Per Package】	Nylon Nut Insert / NNI
Days to Ship	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	Same day or more	11 Day(s) or more	4 Day(s) or more	11 Day(s) or more	4 Day(s) or more	11 Day(s) or more	4 Day(s) or more	4 Day(s) or more	11 Day(s) or more	4 Day(s) or more	11 Day(s) or more	4 Day(s) or more	11 Day(s) or more	11 Day(s) or more	11 Day(s) or more	11 Day(s) or more	4 Day(s) or more	11 Day(s) or more	4 Day(s) or more	11 Day(s) or more	4 Day(s) or more	4 Day(s) or more	7 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	11 Day(s) or more
Screw Dia. M (after insertion)(mm)	1.6 ～ 4	2	2 ～ 16	3 ～ 4	3 ～ 5	2.6 ～ 6	2 ～ 4	1.6 ～ 4	1.6 ～ 4	3	8 ～ 14	1.6 ～ 4	2.5 ～ 20	3 ～ 5	-	3 ～ 5	2.6 ～ 5	2.6 ～ 4	4 ～ 6	2 ～ 16	2.6 ～ 4	-	3 ～ 5	10	6	2.5 ～ 6	3 ～ 10	2 ～ 7	-	5 ～ 6	5 ～ 8
Type	Standard	Press Fit	Standard	Standard	Self-Tapping	Standard	Press Fit	Standard	Press Fit	Standard	Standard	Press Fit	Standard	Self-Tapping	Standard	Self-Tapping	Press Fit	Press Fit	Press Fit	Standard	Press Fit	Standard	Self-Tapping	Standard	Self-Tapping	Press Fit	Standard	Standard	Standard	Standard	Press Fit
Material	Brass	Brass	Stainless Steel (SUS303/304)	Brass	Stainless Steel (SUS303/304)	Brass	Brass	Brass	Brass	Brass	Stainless Steel (SUS303/304)	Brass	Stainless Steel (SUS303/304)	Stainless Steel (SUS303/304)	Stainless Steel (SUS303/304)	Brass	Brass	Brass	Brass	Stainless Steel (SUS303/304) / Phosphor Bronze	Brass	Stainless Steel (SUS303/304)	Brass	Stainless Steel (SUS303/304)	Brass	Brass	Stainless Steel (SUS303/304)	Stainless Steel (SUS303/304)	Stainless Steel (SUS303/304)	Stainless Steel (SUS303/304)	Nylon
Screw Type	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Fine) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Unified (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Unified (Fine) Thread	Metric (Coarse) Thread	Metric (Fine) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread	Unified (Coarse) Thread	Metric (Coarse) Thread	Metric (Coarse) Thread
Length L (after insertion) (D = Thread Dia. M)	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D	2.5D
Application	Resin General	-	Light Metal	Resin General	Cast Iron	Resin General	Light Metal	Resin General	Light Metal	Resin General	-	Light Metal	Light Metal / Cast Iron / Resin General	Cast Iron	Light Metal	Light Metal	Light Metal	Light Metal	Light Metal	Light Metal	Light Metal	-	Light Metal	Light Metal / Cast Iron / Resin General	Resin General	-	-	-	-	-	Resin General
Notch	Not Provided	Not Provided	Provided	Not Provided	Not Provided	Not Provided	Not Provided	Not Provided	Not Provided	Not Provided	Provided	Not Provided	Provided	Not Provided	Provided	Not Provided	Not Provided	Not Provided	Not Provided	Provided	Not Provided	Provided	Not Provided	Provided	Not Provided	Not Provided	Provided	Provided	Provided	Provided	Not Provided
Thread Dia. (After inserted), Unified(inch)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1/4-20 ～ #4-40	-	-	-	-	-	-	#10-32	-	-	-	-	-	-	#6-32 ～ 7/8-9	-	-
Shape	Standard	Standard	-	Standard	Slotted	Standard	Standard	Standard	Standard	Standard	Standard	Standard	-	Slotted	-	Slotted	Standard	Standard	Standard	-	Standard	Standard	Slotted	-	Standard	Standard	Standard	Standard	Slotted	-	Standard
Sales Unit	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.)	Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.) / Box, Pkg.	Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Box, Pkg.	Low Quantity (Available beginning with 1 pc.)	Low Quantity (Available beginning with 1 pc.)	-	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.

Configure

Specification/Dimensions

Screw Dia. M (after insertion)(mm)
1.4

1.6

1.7

2

2.2

2.5

2.6

3

3.5

4

5

6

6a

7

8

9

10

11

12

14

16

18

20

22

24

27

30

33

36

39

42
Drawing

Clear

Type
- Standard
- Self-Tapping
- Swaged
- Press Fit
Images

Clear

Material
- Steel
- Stainless Steel (SUS303/304)
- Stainless Steel (SUS316)
- Stainless Steel (SUS430F)
- Brass
- Phosphor Bronze
- Inconel X-750
- Nitrox 60
- Nylon
Clear

Screw Type
- Metric (Coarse) Thread
- Metric (Fine) Thread
- Unified (Coarse) Thread
- Unified (Fine) Thread
- BSW (Coarse) Thread
Clear

Length L (after insertion) (D = Thread Dia. M)
- 1D
- 1.5D
- 2D
- 2.5D
- 3D
- 0.5D
- 0.7D
- 0.8D
- 3.5D
- 4D
Drawing

Clear

Application
- Light Metal
- Cast Iron
- Resin General
Clear

Notch
- Not Provided
- Provided
Clear

Thread Dia. (After inserted), Unified(inch)
1"-12

1"-8

1"1/4-7

1/2

1/2"

1/2-20

1/2-13

1/4

1/4"

1/4-28

1/4-20

#2-56

3/4-16

3/4-10

3/8

3/8"

3/8-24

3/8-16

#4-48

#4-40

#5-40

5/8

5/8"

5/8-18

5/8-11

5/16

5/16"

5/16-24

5/16-18

#6-40

#6-32

7/8-14

7/8-9

7/16"

7/16-20

7/16-14

No. 8

#8-36

#8-32

9/16-18

No. 10

#10-32

#10-24
Clear