Thumb Screw Knobs
In stock
Thumb screw knobs can be press-fit onto screws to create a small knob for clamping or securing quickly and easily with just the thumb and forefinger.
The wide variety of thumb screw knobs we supply can be used with any length screw and come in a variety of knurling patterns or wing-tip designs. They are ideal for applications where space is restricted and fastening with a tool is not possible.
We carry thumb screws in a variety of styles, including:
The versatility of thumb screw knobs extends to overlapping styles, including knurled lobed and many others. Browse our online catalog to see every style, size, and application type of thumb screw knob available with the quickest lead times.
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None| Item Code | Price range | Availability | Knob Diameter | Knob Style | Special Offer | Brand | Compatible Screw Sizes | View |
|---|---|---|---|---|---|---|---|---|
| $0.48 - $0.48 | 1797 In stock |
0.500 in
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Knurled
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Reid Select
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| $0.34 - $0.34 | 80 In stock |
0.626 in
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Knurled
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Reid Select
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| $0.37 - $0.37 | Request the lead time here |
0.748 in
|
Knurled
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Reid Select
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| $0.35 - $0.35 | Request the lead time here |
1.5 in
|
Lobed
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Reid Select
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| $0.56 - $0.56 | Request the lead time here |
1.25 in
|
Wing
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Reid Select
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| $0.48 - $0.48 | 1336 In stock |
0.626 in
|
Knurled
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Reid Select
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| $1.29 - $1.29 | 396 In stock |
1.5 in
|
Lobed
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Reid Select
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| $0.48 - $0.48 | 275 In stock |
0.374 in
|
Knurled
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Reid Select
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| $0.48 - $0.48 | Request the lead time here |
0.626 in
|
Knurled
|
|
Reid Select
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| $0.87 - $0.87 | Request the lead time here |
1.5 in
|
Lobed
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Reid Select
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| $0.53 - $0.53 | 37 In stock |
1.5 in
|
Lobed
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Reid Select
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| $0.48 - $0.48 | 96 In stock |
0.374 in
|
Knurled
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Reid Select
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| $0.48 - $0.48 | 375 In stock |
0.512 in
|
Knurled
|
|
Reid Select
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| $0.55 - $0.55 | 155 In stock |
0.748 in
|
Knurled
|
|
Reid Select
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| $0.83 - $0.83 | 157 In stock |
1 in
|
Knurled
|
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Reid Select
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| $0.53 - $0.53 | 226 In stock |
1.024 in
|
Knurled
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|
Reid Select
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| $1.19 - $1.19 | 150 In stock |
1.5 in
|
Lobed
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Reid Select
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| $1.19 - $1.19 | 228 In stock |
1.496 in
|
Lobed
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|
Reid Select
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| $1.19 - $1.19 | 76 In stock |
1.496 in
|
Lobed
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|
Reid Select
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| $0.18 - $0.18 | 22 In stock |
1.496 in
|
Wing
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Reid Select
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Thumb Screw Knob; Knurled, Red, Delrin
- Price Range
- $0.48 - $0.48
- Stock Levels
- 1797 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-901R -
Base Diameter
0.374 in -
Knob Diameter
0.500 in -
Color
Red
Thumb Screw Knob; Knurled, Red, Delrin
- Price Range
- $0.34 - $0.34
- Stock Levels
- 80 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-902R -
Base Diameter
0.421 in -
Knob Diameter
0.626 in -
Color
Red
Thumb Screw Knob; Knurled, Gray, Delrin
- Price Range
- $0.37 - $0.37
- Stock Levels
- Request the lead time here
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-931G -
Base Diameter
0.512 in -
Knob Diameter
0.748 in -
Color
Gray
Thumb Screw Knob; Lobed, Red, Delrin
- Price Range
- $0.35 - $0.35
- Stock Levels
- Request the lead time here
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-909R -
Base Diameter
0.705 in -
Knob Diameter
1.5 in -
Color
Red
Thumb Screw Knob; Wing, Red, Delrin
- Price Range
- $0.56 - $0.56
- Stock Levels
- Request the lead time here
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-924R -
Base Diameter
0.516 in -
Knob Diameter
1.25 in -
Color
Red
Thumb Screw Knob; Knurled, Black, Delrin
- Price Range
- $0.48 - $0.48
- Stock Levels
- 1336 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-902B -
Base Diameter
0.421 in -
Knob Diameter
0.626 in -
Color
Black
Thumb Screw Knob; Lobed, Black, Delrin
- Price Range
- $1.29 - $1.29
- Stock Levels
- 396 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-909B -
Base Diameter
0.705 in -
Knob Diameter
1.5 in -
Color
Black
Thumb Screw Knob; Knurled, Red, Delrin
- Price Range
- $0.48 - $0.48
- Stock Levels
- 275 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-900R -
Base Diameter
0.327 in -
Knob Diameter
0.374 in -
Color
Red
Thumb Screw Knob; Knurled, Yellow, Delrin
- Price Range
- $0.48 - $0.48
- Stock Levels
- Request the lead time here
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-902Y -
Base Diameter
0.421 in -
Knob Diameter
0.626 in -
Color
Yellow
Thumb Screw Knob; Lobed, Yellow, Delrin
- Price Range
- $0.87 - $0.87
- Stock Levels
- Request the lead time here
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-909Y -
Base Diameter
0.705 in -
Knob Diameter
1.5 in -
Color
Yellow
Thumb Screw Knob; Lobed, Black, Delrin
- Price Range
- $0.53 - $0.53
- Stock Levels
- 37 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-908B -
Base Diameter
0.579 in -
Knob Diameter
1.5 in -
Color
Black
Thumb Screw Knob; Knurled, Black, Delrin
- Price Range
- $0.48 - $0.48
- Stock Levels
- 96 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-900B -
Base Diameter
0.327 in -
Knob Diameter
0.374 in -
Color
Black
Thumb Screw Knob; Knurled, Black, Delrin
- Price Range
- $0.48 - $0.48
- Stock Levels
- 375 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-929B -
Base Diameter
0.386 in -
Knob Diameter
0.512 in -
Color
Black
Thumb Screw Knob; Knurled, Black, Delrin
- Price Range
- $0.55 - $0.55
- Stock Levels
- 155 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-931B -
Base Diameter
0.512 in -
Knob Diameter
0.748 in -
Color
Black
Thumb Screw Knob; Knurled, Black, Delrin
- Price Range
- $0.83 - $0.83
- Stock Levels
- 157 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-906B -
Base Diameter
0.594 in -
Knob Diameter
1 in -
Color
Black
Thumb Screw Knob; Knurled, Black, Delrin
- Price Range
- $0.53 - $0.53
- Stock Levels
- 226 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-933B -
Base Diameter
0.63 in -
Knob Diameter
1.024 in -
Color
Black
Thumb Screw Knob; Lobed, Black, Delrin
- Price Range
- $1.19 - $1.19
- Stock Levels
- 150 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-907B -
Base Diameter
0.531 in -
Knob Diameter
1.5 in -
Color
Black
Thumb Screw Knob; Lobed, Black, Delrin
- Price Range
- $1.19 - $1.19
- Stock Levels
- 228 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-935B -
Base Diameter
0.63 in -
Knob Diameter
1.496 in -
Color
Black
Thumb Screw Knob; Lobed, Black, Delrin
- Price Range
- $1.19 - $1.19
- Stock Levels
- 76 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-934B -
Base Diameter
0.555 in -
Knob Diameter
1.496 in -
Color
Black
Thumb Screw Knob; Wing, Black, Delrin
- Price Range
- $0.18 - $0.18
- Stock Levels
- 22 In stock
Attributes
-
Brand
Reid Select -
Manufacturer Part Number
83-98-939B -
Base Diameter
0.65 in -
Knob Diameter
1.496 in -
Color
Black