Adaptors for twist drills Réduction

Description

L：38—–S：10×20—–B：2
For use with twist drills with common shank and bushing diametre. Used on boring machines equipped with adaptor chucks.
TECHNICAL DETAILS :
– Super-strength steel.
– Quick and secure assembly on twist drills.
– Precision relief.
– Parallel shank with driving flat and length adjusting screw.