Collet 4mm


4 mm collet ER-11 used to secure 5/32″ drill. For use with Ghost Gunner AR-15, AR-308, and M1911 milling programs.

*Please allow up to 3 weeks for delivery.


Collet 4mm

DESCRIPTION: “CNC Tooling” Brand—-The Best Quality on the Market—-Sold Many Thousands to Distributors!

10 PCS PRECISION ER20 Metric COLLETS PER SET ——-4mmTHRU 13mm BY 1mm step

INCLUDING ONE OF EACH: 4,5 6,7,8,9,10,11,12,13mm


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