Carbon steel body for increased durability and life. Convenient to use, easy to be install and handle 1/4 inch hex shank adapter to 3/8 inch thread drill chuk with lock screw. Features Reverse Thread Screw to Lock the Chuck. Hex End Used for Increase operator productivity and convenience by speeding bit changeovers. Thread Size: 9.5 x 15mm/ 0.37" x 0.6"(D*L);
Material: Metal;Color: Dark Gray
Hex Size: 6.3mm/ 1/4"; Total Size: 60 x 14mm/ 2.4" x 0.55"(L*D)
Package Content: 1 x Drill Chuck Adaptor
For: 3/8" Drill Chuck