Welcome.

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ER Collets and Extensions are available in metric & standard sizes. Collets are also available individually or in sets.

Starting at $9.99

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Available in CAT40 or CAT50. Each CAT40 retention knob is sold individually or in discounted 5-packs. Consult the product details pages to find the right retention knob for you!

Starting at $7.99

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The ER Clamping Nut & Collet Wrench selections we offer include the most widely used standard sizes.



Starting at $7.99

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Large LCD display digital Vernier calipers that read standard and metric. Available in 6" (150mm), 8” (200mm), and 12” (300mm).


Starting at $29.99



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Precision vises are a must-have for any serious machinist! The precision toolmakers vise tools you'll find here come in a variety of sizes. Also check out our modular vises.

Starting at $39.99

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Thread inserts and thread repair kits for metric and imperial sizes.



Starting at $5.99