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Thumbscrews（Sales Unit：Box, Pkg.）

Thumbscrews
Bolts with vertical and diagonal grooves (knurled) in the knob of the head. They can be fastened by hand without using a tool.
Some heads have cross holes or slots.

27 items

: 30; 45; 60

Days to Ship	All Same day 3 Day(s) or Less 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

ECO-BS Flat Head Knurled Screw

ECO-BS Flat Head Knurled Screw【250 Pieces Per Package】

SUNCO

The flute incorporated into the knob of the head makes it an ornamental screw that can be easily turned manually without it slipping.

Standard Price:	SGD 301.99
Days to Ship:	4 Day(s) or more

Thumb Screw, Round, Black

Thumb Screw, Round, Black【100-500 Pieces Per Package】

GOSHO WORKS

Durable to allow for repeated use. The Delrin (acetal resin) resin used offers excellent resistance against many types of weak acids, weak alkalis, gasoline, lubricants, ethers, and various types of solvents.

Volume Discount

Standard Price:	SGD 146.51-
Days to Ship:	4 Day(s) or more

Slotted Knurled Screw

Slotted Knurled Screw【80-500 Pieces Per Package】

SUNCO

The knob section of the head is fluted, making it decorative and easy to turn by hand. It also contains a groove so that it can be turned with a flat head screw driver.

Volume Discount

CAD ：: 2D / 3D

Standard Price:	SGD 394.99-
Days to Ship:	4 Day(s) or more

Thumbscrew Round Gray/Red/Black

Thumbscrew Round Gray/Red/Black【25-500 Pieces Per Package】

SUNCO

Tough and durable for repeated use. Made from Delrin (acetal resin), offering excellent resistance to many types of weak acids, weak alkalines, gasoline, lubricants, alcohol, ethers, and solvents.

Standard Price:	SGD 55.62-
Days to Ship:	4 Day(s) or more

T Type Thumbscrew

T Type Thumbscrew【20-250 Pieces Per Package】

SUNCO

[Nominal] M5 M6 M8 M10
[Material] Steel, Stainless Steel
[Surface Processing] None, Bright Chromate Plating, Chromate Plating, Trivalent White, Trivalent Black

Standard Price:	SGD 83.00-
Days to Ship:	7 Day(s) or more

Rosette thumbscrew

Rosette thumbscrew【10-50 Pieces Per Package】

SUNCO

[Nominal] M6 M8 M10
[Material] Steel, Stainless Steel
[Surface Processing] None, Bright Chromate Plating, Chromate Plating, Trivalent White, Trivalent Black

The regular screw type of this series is "full thread".
Only "half thread" and "full thread" sizes can be selected below.
· M6, body length 35 or more
· M8, body length 40 or more
· M10, body length 45 or more

Standard Price:	SGD 45.33-
Days to Ship:	4 Day(s) or more

Slotless Knurling Screw

Slotless Knurling Screw【200-250 Pieces Per Package】

SUNCO

[Nominal] M4 M5 M6
[Material] Stainless Steel
[Surface Processing] None, Black Paint

Standard Price:	SGD 499.31-
Days to Ship:	7 Day(s) or more

Red Round Thumbscrew

Red Round Thumbscrew【100-250 Pieces Per Package】

GOSHO WORKS

Standard Price:	SGD 146.51-
Days to Ship:	13 Day(s) or more

Round Fan Bolt (Thumb Screw)

Round Fan Bolt (Thumb Screw)【50-1,000 Pieces Per Package】

SUNCO

The handle is shaped like an Uchiwa fan and features the ability to tighten and loosen easily by hand.

CAD ：: 2D / 3D

Standard Price:	SGD 26.13-
Days to Ship:	4 Day(s) or more

Knob Bolt, R Type, No.1, Black

Knob Bolt, R Type, No.1, Black【120 Pieces Per Package】

SUNCO

[Nominal] M5 M6
[Material] Steel
[Surface Processing] Trivalent White

Standard Price:	SGD 98.73
Days to Ship:	7 Day(s) or more

Grip Bolt

Grip Bolt【25-200 Pieces Per Package】

SUNCO

[Nominal] M5 M6 M8 M10
[Material] Iron
[Surface Processing] Trivalent White

Standard Price:	SGD 72.37-
Days to Ship:	4 Day(s) or more

Brass (Low Cadmium Material) ECO-BS Slotted Knurled Screw

Brass (Low Cadmium Material) ECO-BS Slotted Knurled Screw【100 Pieces Per Package】

SUNCO

The flute incorporated into the knob of the head makes it an ornamental screw that can be easily turned manually without slipping. In addition, there is a groove for rotating the flathead screwdriver.

CAD ：: 2D / 3D

Standard Price:	SGD 130.39
Days to Ship:	13 Day(s) or more

Resin Knurled Knob (White) / NBPU-W

Resin Knurled Knob (White) / NBPU-W【1-50 Pieces Per Package】

HIROSUGI-KEIKI

[Nominal thread (M)] 3/4
[Material] Polycarbonate (PC)
[Color] White
[Heat deformation temperature] 1.82 MPa, 130℃
[UL standard] UL94V-2 (material)
[Metal part] Material / stainless steel

Standard Price:	SGD 0.52-
Days to Ship:	16 Day(s) or more

Star-Shaped Thumbscrew

Star-Shaped Thumbscrew【40 Pieces Per Package】

GOSHO WORKS

Volume Discount

Standard Price:	SGD 482.02
Days to Ship:	13 Day(s) or more

Stepped Grip Bolt

Stepped Grip Bolt【50-150 Pieces Per Package】

SUNCO

[Nominal] M3 M4 M5 M6 M8
[Material] Iron
[Surface Processing] None, Trivalent White

Standard Price:	SGD 101.66-
Days to Ship:	4 Day(s) or more

Brass Knurled Knob (Low Head) / NB-GC

HIROSUGI-KEIKI

[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Processing] Chrome plating (buffing)

Standard Price:	SGD 2.81-
Days to Ship:	21 Day(s) or more

Whitworth Round Fan-Shape Thumb Bolt

Whitworth Round Fan-Shape Thumb Bolt【100-200 Pieces Per Package】

SUNCO

· Detailed shape: Butterfly
· Mounting hole dimensions: None
· Basic shape: Hand tightening bolt
· Material: Steel
· Thread ridge type: Whitworth coarse
· Tip shape: Rough edge
· Additional shapes: Standard
· Sales unit: Box/package
· Thread (inch): 1/4
· Application: Standard
· Length (mm): 25, 65
· Surface treatment: Bright chromate plating

Standard Price:	SGD 52.55-
Days to Ship:	4 Day(s) or more

Stepped Grip BT Long

Stepped Grip BT Long【100 Pieces Per Package】

SUNCO

[Nominal] M3 M4 M5 M6 M8
[Material] Iron
[Surface Processing] Trivalent White

Standard Price:	SGD 198.53-
Days to Ship:	4 Day(s) or more

Brass Knurled Knob (Stepped) / NB-DC

HIROSUGI-KEIKI

[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Processing] Chrome plating (buffing)

Standard Price:	SGD 3.80-
Days to Ship:	21 Day(s) or more

Brass Knurled Knob (Low Head / Built-In Washer) / NB-G-N

HIROSUGI-KEIKI

Knurled knob
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Processing] Nickel plating (Ni)
Nylon washer
[Material] Nylon 66
[Color] Translucent
[Heat deformation temperature] 1.82 MPa, 75°C
[UL standard] UL94V-2 (material)

Standard Price:	SGD 1.69
Days to Ship:	21 Day(s) or more

Thumb Screw (Hand Tighten Bolt)

Thumb Screw (Hand Tighten Bolt)【100-200 Pieces Per Package】

MITSUBOSHI CI

Knob bolt features a handle shaped like a fan, making it easy to screw and unscrew by hand.

Standard Price:	SGD 13.57-
Days to Ship:	4 Day(s) or more

Thumbscrew Type T, Black

Thumbscrew Type T, Black【200-250 Pieces Per Package】

GOSHO WORKS

Volume Discount

Standard Price:	SGD 388.25-
Days to Ship:	13 Day(s) or more

High Pick White NO.2

High Pick White NO.2【500 Pieces Per Package】

SUNCO

[Nominal] M4
[Material] Steel
[Surface Processing] Trivalent White

Standard Price:	SGD 130.34-
Days to Ship:	7 Day(s) or more

Brass Knurled Knob (Slotted / Built-In Washer) / NB-B-N

HIROSUGI-KEIKI

Standard Price:	SGD 2.48
Days to Ship:	21 Day(s) or more

Brass Knurled Knob (Flanged / Built-In Washer) / NB-C-N

HIROSUGI-KEIKI

Standard Price:	SGD 1.48-
Days to Ship:	21 Day(s) or more

Brass Knurled Knob (Stepped) NB-D/D-N/DC/DC-N

HIROSUGI-KEIKI

◎ Knurled Knob
[Material] Free-cutting brass (C3604BD), cadmium content less than 75 ppm
[Surface treatment] Nickel plating (Ni) / Chrome plating (buff polishing)
· Nylon washer
[Material] Nylon 66
[Color] Translucent
[Heat distortion temperature] 1.82 MPa...75°C
[UL Standard] UL94V-2 (Materials)

Standard Price:	SGD 2.20
Days to Ship:	21 Day(s) or more

Resin Knurled Knob / NBPC-W

HIROSUGI-KEIKI

[Nominal thread (M)] 3/4
[Material] Polycarbonate (PC)
[Color] White
[Heat deformation temperature] 1.82 MPa, 130℃
[UL standard] UL94V-2 (material)

Standard Price:	SGD 0.40
Days to Ship:	18 Day(s) or more


Brand
Product Series
CAD
Days to Ship
Nominal of Thread (M)
Length L(mm)
Detailed Shape
Pitch(mm)
Mounting Hole Shape
Material
Surface Treatment
Tip Shape
Thread Type
Additional Shape
Sales Unit
Nominal of Thread (inch)
Application
Strength Class (Steel)
Plastic Material


Brand	SUNCO	GOSHO WORKS	SUNCO	SUNCO	SUNCO	SUNCO	SUNCO	GOSHO WORKS	SUNCO	SUNCO	SUNCO	SUNCO	HIROSUGI-KEIKI	GOSHO WORKS	SUNCO	HIROSUGI-KEIKI	SUNCO	SUNCO	HIROSUGI-KEIKI	HIROSUGI-KEIKI	MITSUBOSHI CI	GOSHO WORKS	SUNCO	HIROSUGI-KEIKI	HIROSUGI-KEIKI	HIROSUGI-KEIKI	HIROSUGI-KEIKI
Product Series	ECO-BS Flat Head Knurled Screw【250 Pieces Per Package】	Thumb Screw, Round, Black【100-500 Pieces Per Package】	Slotted Knurled Screw【80-500 Pieces Per Package】	Thumbscrew Round Gray/Red/Black【25-500 Pieces Per Package】	T Type Thumbscrew【20-250 Pieces Per Package】	Rosette thumbscrew【10-50 Pieces Per Package】	Slotless Knurling Screw【200-250 Pieces Per Package】	Red Round Thumbscrew【100-250 Pieces Per Package】	Round Fan Bolt (Thumb Screw)【50-1,000 Pieces Per Package】	Knob Bolt, R Type, No.1, Black【120 Pieces Per Package】	Grip Bolt【25-200 Pieces Per Package】	Brass (Low Cadmium Material) ECO-BS Slotted Knurled Screw【100 Pieces Per Package】	Resin Knurled Knob (White) / NBPU-W【1-50 Pieces Per Package】	Star-Shaped Thumbscrew【40 Pieces Per Package】	Stepped Grip Bolt【50-150 Pieces Per Package】	Brass Knurled Knob (Low Head) / NB-GC	Whitworth Round Fan-Shape Thumb Bolt【100-200 Pieces Per Package】	Stepped Grip BT Long【100 Pieces Per Package】	Brass Knurled Knob (Stepped) / NB-DC	Brass Knurled Knob (Low Head / Built-In Washer) / NB-G-N	Thumb Screw (Hand Tighten Bolt)【100-200 Pieces Per Package】	Thumbscrew Type T, Black【200-250 Pieces Per Package】	High Pick White NO.2【500 Pieces Per Package】	Brass Knurled Knob (Slotted / Built-In Washer) / NB-B-N	Brass Knurled Knob (Flanged / Built-In Washer) / NB-C-N	Brass Knurled Knob (Stepped) NB-D/D-N/DC/DC-N	Resin Knurled Knob / NBPC-W
CAD			2D / 3D						2D / 3D			2D / 3D
Days to Ship	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	4 Day(s) or more	7 Day(s) or more	4 Day(s) or more	7 Day(s) or more	13 Day(s) or more	4 Day(s) or more	7 Day(s) or more	4 Day(s) or more	13 Day(s) or more	16 Day(s) or more	13 Day(s) or more	4 Day(s) or more	21 Day(s) or more	4 Day(s) or more	4 Day(s) or more	21 Day(s) or more	21 Day(s) or more	4 Day(s) or more	13 Day(s) or more	7 Day(s) or more	21 Day(s) or more	21 Day(s) or more	21 Day(s) or more	18 Day(s) or more
Nominal of Thread (M)	4	3 ～ 6	3 ～ 6	3 ～ 8	5 ～ 10	6 ～ 10	4 ～ 5	4 ～ 6	4 ～ 8	5	5 ～ 10	6	3 ～ 4	6	3 ～ 8	4	-	3 ～ 5	4 ～ 5	4	4 ～ 10	5	4	4	3 ～ 4	4	4
Length L(mm)	10	8 ～ 55	5 ～ 40	3 ～ 80	5 ～ 200	6 ～ 80	8 ～ 20	8 ～ 35	10 ～ 70	35	10 ～ 50	25	12	15	6 ～ 25	12 ～ 18	25 ～ 65	10	18 ～ 20	15	10 ～ 50	10 ～ 18	8 ～ 20	15	12 ～ 25	25	12
Detailed Shape	Knurling	Urea	Knurling	Urea	Wing	Urea	Knurling	Urea	Wing	Round Flat Head	-	Knurling	Knurling	Urea	-	Knurling	Wing	-	Knurling	Knurling	Wing	Wing	Knurling	Knurling	Knurling	Knurling	Knurling
Pitch(mm)	0.7	0.5 ～ 1	0.5 ～ 1	0.5 ～ 1.25	0.8 ～ 1.5	1 ～ 1.5	-	0.7 ～ 1	0.7 ～ 1.25	0.8	-	1	0.5 ～ 0.7	1	-	0.7	-	-	0.7 ～ 0.8	0.7	0.7 ～ 1.5	0.8	0.7	0.7	0.5 ～ 0.7	0.7	0.7
Mounting Hole Shape	Not Provided	Not Provided	Negative	-	-	Not Provided	-	Not Provided	-	-	Not Provided	Negative	Not Provided	Not Provided	-	Not Provided	-	Not Provided	Not Provided	Not Provided	Not Provided	Not Provided	-	Negative	Not Provided	Not Provided	Not Provided
Material	Brass	Stainless Steel ～ Steel	Stainless Steel	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Stainless Steel ～ Steel	Stainless Steel	Stainless Steel ～ Steel	Steel	Steel	Steel	Brass	Resin	Stainless Steel	Steel	Brass	Steel	Steel	Brass	Brass	Steel	Resin	Steel	Brass	Brass	Brass	Resin
Surface Treatment	Chrome Plating	Bright Chrome Plating ～ Trivalent Chromate	Black Painted	Black Oxide ～ Trivalent Chromate	Black Oxide ～ Trivalent Chromate	Black Oxide ～ Trivalent Chromate	Black Painted ～ Not Provided	Bright Chrome Plating ～ Not Provided	Bright Chrome Plating ～ Trivalent Chromate	Trivalent Chromate	Trivalent Chromate	Chrome Plating	Not Provided	Not Provided	Trivalent Chromate	Chromate Plating	Bright Chrome Plating	Trivalent Chromate	Nickel Plating	Nickel Plating	Barrel, Passivated ～ Chromate Plating	Bright Chrome Plating ～ Trivalent Chromate	Trivalent Chromate	Nickel Plating	Nickel Plating	Nickel Plating	Not Provided
Tip Shape	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End	-	Flat End	Flat End	Flat End	Flat End	Flat End	Flat End
Thread Type	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	-	Metric Coarse	Metric Coarse	Metric Coarse	-	Metric Coarse	Metric Coarse	Metric Coarse	-	Metric Coarse	Whit Coarse	-	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse	Metric Coarse
Additional Shape	Standard	-	Standard	-	-	-	-	-	Standard	-	-	Standard	Standard	-	-	Standard	Standard	-	Standard	Standard	Standard	-	-	Standard	Standard	Standard	Standard
Sales Unit	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.	Box, Pkg.
Nominal of Thread (inch)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1/4	-	-	-	-	-	-	-	-	-	-
Application	Standard	-	Standard	-	-	-	-	-	Standard	-	-	Standard	Standard	-	-	Standard	Standard	-	Standard	Standard	Standard	-	-	Standard	Standard	Standard	Standard
Strength Class (Steel)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	4.8	-	-	-	-	-	-
Plastic Material	-	POM	-	-	-	-	-	POM	-	-	-	-	PC	POM	-	-	-	-	-	-	-	POM	-	-	-	-	PC

Configure

Specification/Dimensions

Nominal of Thread (M)
2.5

2.6

3

4

5

6

8

10

12
Drawing

Clear

Length L(mm)
3

4

5

6

6.5

7

7.5

8

10

10.5

12

12.5

13

14

15

16

18

20

21

22

23

25

26

27

28

30

32

33

34

35

36

37

40

43

44

45

50

55

60

65

67

70

75

80

85

90

95

100

105

110

115

120

125

130

135

140

145

150

160

170

180

190

200
Drawing

Clear

Detailed Shape
- Standard
- Round Flat Head
- Flat
- Wing
- Knurling
- Urea
Larger Image

Clear

Pitch(mm)
0.45

0.5

0.7

0.8

1

1.25

1.5

1.75
Clear

Mounting Hole Shape
- Hex Socket
- Negative
- Not Provided
Larger Image

Clear

Material
Brass

Resin

Stainless Steel

Steel
Clear

Surface Treatment
Barrel, Passivated

Black Nickel Plating

Black Oxide

Black Painted

Bright Chrome Plating

Buffed

Chromate Plating

Chrome Plating

Electroless Nickel Plating

Nickel Plating

Not Provided

Trivalent Chromate
Clear