Epiroc Shank Adapter 90516216 is a precision-machined connecting component designed to transmit impact energy efficiently from the rock drill to the drill steel in Epiroc rock drilling systems. This shank adapter ensures accurate alignment, optimal energy transfer, and long service life under severe impact and vibration conditions. Manufactured from high-grade alloy steel and fully compatible with Epiroc drilling equipment, the 9051 6216 shank adapter is ideal for mining, tunneling, and quarry applications where durability and drilling performance are critical.