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System of Measurement System of Measurement | Show |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Inspection and Measuring Fixturing
Use these components in coordinate measuring machine (CMM) applications to raise a workpiece and reliably position it on a fixture plate with 1/4"-20 holes. They are not for use in machining applications.
For technical drawings and 3-D models, click on a part number.
Hold-Down Clamps

Hold-Down Clamp
Hold-down clamps thread directly into a fixture plate, tower, or compatible component. Slide the clamp down its shaft and press into place against the workpiece for a light hold. They're also known as tension spring clamps.
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Reach | Ht. | Size | Pitch, mm | Lg. | Material | Each | |
Standard | |||||||
21mm | 50mm | M4 | 0.7 | 4.8mm | Aluminum | 0000000 | 000000 |
21mm | 50mm | M6 | 1 | 6.4mm | Aluminum | 0000000 | 00000 |
38mm | 50mm | M4 | 0.7 | 4.8mm | Aluminum | 0000000 | 00000 |
38mm | 75mm | M6 | 1 | 6.4mm | Aluminum | 0000000 | 00000 |
38mm | 75mm | M8 | 1.25 | 7.9mm | Aluminum | 0000000 | 00000 |
58mm | 50mm | M4 | 0.7 | 4.8mm | Aluminum | 0000000 | 00000 |
58mm | 75mm | M6 | 1 | 6.4mm | Aluminum | 0000000 | 00000 |
58mm | 75mm | M8 | 1.25 | 7.9mm | Aluminum | 0000000 | 00000 |