Item# 15397
Fits 1/2in., 3/4in. and heavy duty 3/8in. chucks plus acetylene tanks. Opens 86 Larger- Size Chucks. U.S.A. Square Center Hole Yes, Drive in. 1/2, 3/4, and 3/8, Material Type Treated steel w/black oxide finish, Chuck Key Type Table.
1 of 1(100%)would recommend this product to a friend.