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Thumb Screw Knobs - Knurled

In stock

Knurled Style Thumb Screw Knobs can be press-fit onto screws to create a small knob for clamping or securing. These knobs can be used with any length screw and the knurled edge is easily gripped for tightening and loosening.

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133 results
Product SKUs information
Item Code Price range Availability Knob Diameter Knob Style Compatible Screw SizeTEST Type Base Diameter Compatible Screw Sizes View
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25.4 mm
Round
Knurled
25.4 mm
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25.4 mm
Round
Knurled
25.4 mm
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25.4 mm
Round
Knurled
25.4 mm
Request the lead time here
25.4 mm
Round
Thumb Screw Knobs
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12.7 mm
Round
Thumb Screw Knobs
$0.1576 - $0.1659 Request the lead time here
17.0 mm
Knurled
8.0 mm
$0.1841 - $0.1938 Request the lead time here
20.0 mm
Knurled
10.0 mm
$0.1978 - $0.2082 Request the lead time here
20.0 mm
Knurled
10.0 mm
$0.1797 - $0.1892 Request the lead time here
17.0 mm
Knurled
7.0 mm
$0.3026 - $0.3185 Request the lead time here
25.0 mm
Knurled
13.0 mm
$0.2757 - $0.2902 Request the lead time here
36.0 mm
Knurled
17.0 mm
$0.2884 - $0.3035 Request the lead time here
36.0 mm
Knurled
16.0 mm
$0.2843 - $0.2993 Request the lead time here
25.0 mm
Knurled
10.0 mm
$0.1705 - $0.1795 Request the lead time here
20.0 mm
Knurled
8.5 mm
$0.2087 - $0.2198 Request the lead time here
20.0 mm
Knurled
10.0 mm
$0.292 - $0.3073 16 In stock
25.0 mm
Knurled
10.0 mm
$0.1341 - $0.1412 Request the lead time here
17.0 mm
Knurled
8.0 mm
$0.107 - $0.1125 Request the lead time here
11.0 mm
Knurled
5.5 mm
$0.2962 - $0.3117 Request the lead time here
36.0 mm
Knurled
13.0 mm
$0.2623 - $0.2761 Request the lead time here
25.0 mm
Knurled
13.0 mm
  • of 7
Thumb Screw Knob - Compatible Screw Sizes - M8 ; Base Diameter - 25.4 mm | 1 in ; Overall Height - 12.0 mm | 0.472 in ; Knob Diameter - 25.4 mm | 1 in

TSK285A


Stock Levels
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Attributes
  • Colour
    Black
  • Knob Style
    Round
  • Material
    Nylon;Zinc Plated Steel
  • Type
    Knurled
  • Base Diameter
    25.4 mm
Thumb Screw Knob - Compatible Screw Sizes - M8 ; Base Diameter - 25.4 mm | 1 in ; Overall Height - 25.0 mm | 0.984 in ; Knob Diameter - 25.4 mm | 1 in

TSK295A


Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Knob Style
    Round
  • Material
    Nylon;Zinc Plated Steel
  • Type
    Knurled
  • Base Diameter
    25.4 mm
Thumb Screw Knob - Compatible Screw Sizes - M8 ; Base Diameter - 25.4 mm | 1 in ; Overall Height - 20.0 mm | 0.787 in ; Knob Diameter - 25.4 mm | 1 in

TSK290A


Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Knob Style
    Round
  • Material
    Nylon;Zinc Plated Steel
  • Type
    Knurled
  • Base Diameter
    25.4 mm
Thumb Screw Knob - Compatible Screw Sizes - M6 ; ; Overall Height - 9.3 mm | 0.366 in ; Knob Diameter - 25.4 mm | 1 in

TSK430A


Stock Levels
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Attributes
  • Colour
    Red
  • Knob Style
    Round
  • Material
    Acetal
  • Type
    Thumb Screw Knobs
  • Knob Diameter
    25.4 mm
Thumb Screw Knob - Compatible Screw Sizes - M4 ; ; Overall Height - 5.6 mm | 0.22 in ; Knob Diameter - 12.7 mm | 0.5 in

TSK390A


Stock Levels
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Attributes
  • Colour
    Black
  • Knob Style
    Round
  • Material
    Acetal
  • Type
    Thumb Screw Knobs
  • Knob Diameter
    12.7 mm
Thumb Screw Knob - Compatible Screw Sizes - M5 ; Base Diameter - 8.0 mm | 0.315 in ; Overall Height - 5.5 mm | 0.217 in ; Knob Diameter - 17.0 mm | 0.669 in

037050059905

Price Range
$0.1659 - $0.1576

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    8.0 mm
  • Knob Diameter
    17.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M6 ; Base Diameter - 10.0 mm | 0.394 in ; Overall Height - 6.5 mm | 0.256 in ; Knob Diameter - 20.0 mm | 0.787 in

037060000905

Price Range
$0.1938 - $0.1841

Stock Levels
Request the lead time here
Attributes
  • Colour
    Orange
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    10.0 mm
  • Knob Diameter
    20.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M6 ; Base Diameter - 10.0 mm | 0.394 in ; Overall Height - 7.5 mm | 0.295 in ; Knob Diameter - 20.0 mm | 0.787 in

038060000905

Price Range
$0.2082 - $0.1978

Stock Levels
Request the lead time here
Attributes
  • Colour
    Orange
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    10.0 mm
  • Knob Diameter
    20.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M4 ; Base Diameter - 7.0 mm | 0.276 in ; Overall Height - 5.5 mm | 0.217 in ; Knob Diameter - 17.0 mm | 0.669 in

038040159905

Price Range
$0.1892 - $0.1797

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    7.0 mm
  • Knob Diameter
    17.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M8 ; Base Diameter - 13.0 mm | 0.512 in ; Overall Height - 9.5 mm | 0.374 in ; Knob Diameter - 25.0 mm | 0.984 in

038080059905

Price Range
$0.3185 - $0.3026

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    13.0 mm
  • Knob Diameter
    25.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M10 ; Base Diameter - 17.0 mm | 0.669 in ; Overall Height - 23.0 mm | 0.906 in ; Knob Diameter - 36.0 mm | 1.417 in

037100100905

Price Range
$0.2902 - $0.2757

Stock Levels
Request the lead time here
Attributes
  • Colour
    Orange
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    17.0 mm
  • Knob Diameter
    36.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M10 ; Base Diameter - 16.0 mm | 0.63 in ; Overall Height - 12.0 mm | 0.472 in ; Knob Diameter - 36.0 mm | 1.417 in

038100000905

Price Range
$0.3035 - $0.2884

Stock Levels
Request the lead time here
Attributes
  • Colour
    Orange
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    16.0 mm
  • Knob Diameter
    36.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M6 ; Base Diameter - 10.0 mm | 0.394 in ; Overall Height - 8.0 mm | 0.315 in ; Knob Diameter - 25.0 mm | 0.984 in

037060259905

Price Range
$0.2993 - $0.2843

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    10.0 mm
  • Knob Diameter
    25.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M5 ; Base Diameter - 8.5 mm | 0.335 in ; Overall Height - 6.5 mm | 0.256 in ; Knob Diameter - 20.0 mm | 0.787 in

038050100905

Price Range
$0.1795 - $0.1705

Stock Levels
Request the lead time here
Attributes
  • Colour
    Orange
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    8.5 mm
  • Knob Diameter
    20.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M6 ; Base Diameter - 10.0 mm | 0.394 in ; Overall Height - 15.0 mm | 0.591 in ; Knob Diameter - 20.0 mm | 0.787 in

037060100905

Price Range
$0.2198 - $0.2087

Stock Levels
Request the lead time here
Attributes
  • Colour
    Orange
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    10.0 mm
  • Knob Diameter
    20.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M6 ; Base Diameter - 10.0 mm | 0.394 in ; Overall Height - 18.0 mm | 0.709 in ; Knob Diameter - 25.0 mm | 0.984 in

037060359905

Price Range
$0.3073 - $0.292

Stock Levels
16 In stock
Attributes
  • Colour
    Black
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    10.0 mm
  • Knob Diameter
    25.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M5 ; Base Diameter - 8.0 mm | 0.315 in ; Overall Height - 5.5 mm | 0.217 in ; Knob Diameter - 17.0 mm | 0.669 in

037050000905

Price Range
$0.1412 - $0.1341

Stock Levels
Request the lead time here
Attributes
  • Colour
    Orange
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    8.0 mm
  • Knob Diameter
    17.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M3 ; Base Diameter - 5.5 mm | 0.217 in ; Overall Height - 4.5 mm | 0.177 in ; Knob Diameter - 11.0 mm | 0.433 in

038030059905

Price Range
$0.1125 - $0.107

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    5.5 mm
  • Knob Diameter
    11.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M8 ; Base Diameter - 13.0 mm | 0.512 in ; Overall Height - 23.0 mm | 0.906 in ; Knob Diameter - 36.0 mm | 1.417 in

037080359905

Price Range
$0.3117 - $0.2962

Stock Levels
Request the lead time here
Attributes
  • Colour
    Black
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    13.0 mm
  • Knob Diameter
    36.0 mm
Thumb Screw Knob - Compatible Screw Sizes - M8 ; Base Diameter - 13.0 mm | 0.512 in ; Overall Height - 18.0 mm | 0.709 in ; Knob Diameter - 25.0 mm | 0.984 in

037080100905

Price Range
$0.2761 - $0.2623

Stock Levels
Request the lead time here
Attributes
  • Colour
    Orange
  • Knob Style
    Knurled
  • Material
    POM
  • Base Diameter
    13.0 mm
  • Knob Diameter
    25.0 mm