Technical data:
Number of pieces:4
Material:Chrome vanadium steel
Surface:chrome-plated
Type of product:Increaser piece
Version:
External and internal square drives to DIN 3120. Forged external square drives with spring-mounted balls or pins, internal square drives with hole or snap grooves.
Supplied with:
(x–y) inch 1/4 – 3/8; 1/4 – 1/2; 3/8 – 1/2; 1/2 – 3/4.
Supplied with:
1 pc. each reducer piece No. 649550: Size 1; 2; 4; 6