Electric Hammer Connection Bar 65Mn Steel High Strength Drill Bit Adapter Fit 22mm Thread

Features:
Made from 65 Mn-steel, high-temperature pressing, wet and dry dual use.
High strength, high impact toughness, fracture toughness, and fatigue and corrosion resistance.
Universal 22mm thread size design, easy installation, simple and convenient.
Three types available, you can choose square-shank, round-shank and triangular-shank according to your demands.
Compatible with multiple electric hammer bit.