Feature: High quality, durable and strong professional adapter. Allow any SDS plus drill bit, with the largest in the SDS hammer drill bit. Fits all Standard SDS Max drill bits Color: Black Material: Chrome 40 steel Size: Length 22.5cm Inner Diameter 0.9cm Outer Diameter 2.5cm Fit for: Bosch, Hilti and Makita and all other Standard SDS Max Drills Package Included: 1pc Adapter Converter