FOR LONG THREADING - THROUGH HOLE IN SHANK. 

ALCO Acorn Type Die Holder with adjustable concentric alignment. Non-Releasing.

Screw machine, owners, who prefer the Acorn Type Die Holder, will find in this ALCO Tool the same adjustable concentric alignment feature which has made other ALCO Tools the first choice of those manufacturers who not only want to improve the quality of output, but also - and naturally - to reduce production costs. Absolute concentricity is assured.

All steel construction, all necessary parts hardened and ground.