Cheap And Discounts sk16 collet high precision 0.003 collet sk chuck CNC lathe milling cutter chuck collet tool holder 3.175 4 6 8 10 chuck 3~16mm Wholesale. Buy Directly From Merchant MAIAM Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.