Quick Release Bit Holder, 65mm, 1/4" (F) x 1/4" (M)

1/4" hex. male x 1/4" female with quick release for power drills and driver handles. Carbon steel shaft (male hexagon) hardened and tempered (male hexagon) with the bit holder (female hexagon) from stainless steel. 'Quick release' collet allows bits to be expelled quickly and efficiently.