System of Measurement System of Measurement |
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Thread Size Thread Size | Show |
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Thread Size Thread Size | Hide |
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Thread Pitch Thread Pitch |
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Thread Type Thread Type |
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Threading Threading |
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![]() | Fully Threaded |
![]() | Partially Threaded |
Material Material |
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Round-Head Thumb Screw Profile Round-Head ThumbScrew Profile |
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Low | Raised |
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Flared Collar | Narrow |
Thumb Screw Head Shape Thumb Screw Head Shape |
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![]() | Round |
REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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Hardness Hardness |
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Tensile Strength Tensile Strength |
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Thread Fit Thread Fit |
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Thread Spacing Thread Spacing |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Thread Direction Thread Direction |
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Specifications Met Specifications Met |
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About Thumb Screw and Binding Post Materials
More
Metric Stainless Steel Raised Knurled-Head Thumb Screws


These 18-8 stainless steel thumb screws are chemical resistant and may be mildly magnetic. They have a raised head that makes them easy to grip. The head is knurled for slip-resistant controlled adjustment. Length is measured from under the collar.
For technical drawings and 3-D models, click on a part number.
Head, mm | Collar, mm | ||||||||
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Lg., mm | Dia. | Ht. | Dia. | Ht. | Tensile Strength, psi | Hardness | Specifications Met | Each | |
18-8 Stainless Steel | |||||||||
M3.5 × 0.6 mm | |||||||||
6 | 12 | 2.5 | 6 | 5 | 80,000 | Rockwell B83 | DIN 464 | 000000000 | 00000 |
8 | 12 | 2.5 | 6 | 5 | 80,000 | Rockwell B83 | DIN 464 | 000000000 | 0000 |
10 | 12 | 2.5 | 6 | 5 | 80,000 | Rockwell B83 | DIN 464 | 000000000 | 0000 |
12 | 12 | 2.5 | 6 | 5 | 80,000 | Rockwell B83 | DIN 464 | 000000000 | 0000 |
16 | 12 | 2.5 | 6 | 5 | 80,000 | Rockwell B83 | DIN 464 | 000000000 | 0000 |
Stainless Steel Flared-Collar Knurled-Head Thumb Screws


Made from 18-8 stainless steel, these thumb screws are chemical resistant and may be mildly magnetic. They have a slightly raised head and a decorative flared collar. The head is knurled for slip-resistant controlled adjustment. Length is measured from under the flange.
For technical drawings and 3-D models, click on a part number.
Metric Stainless Steel Low-Profile Knurled-Head Thumb Screws

Made from 18-8 stainless steel, these thumb screws are chemical resistant and may be mildly magnetic. They have a thin head for use in low-clearance applications. The head is knurled for slip-resistant controlled adjustment. Length is measured from under the head.
For technical drawings and 3-D models, click on a part number.
Metric Narrow Knurled-Head Thumb Screws

Use these slim thumb screws in tight spaces. Made from 18-8 stainless steel, they're chemical resistant and may be mildly magnetic. The head is knurled for slip-resistant controlled adjustment. Length is measured from under the head.
For technical drawings and 3-D models, click on a part number.