Technical data:
Drive square [x]:1 4 inch
Drive square [y]:1 2 inch
Type of product:Increaser piece
Version:
External and internal square drives to DIN 3120.Forged, external square drives with ball lock, square socket drives with ball catch groove for secure locking of the connected tool. Knurling at the end for good grip.
Standard:
DIN 3123-A
Material:
Chrome vanadium steel, satin chromium plated.
Note:
Does not satisfy the standard 3123-A.