Our rock drill shank adapters are available for:Size: R28, R32, R38, T38, T45, T51, T60. The shank adapters are manufactured from specially selected alloy steels followed by heat treatment through carburizing which withstands the high impact power of drilling. There's a multitude of drilling rigs on the market today. Each use different rock drills. That's why we offer a comprehensive range of shank adapters to match different rock drills. The shank adapters are therefore designed to withstand the high impact power of modern rock drills and made from specially selected material which also is hardened through carburizing. Around 300 different shank adapters suitable for different rock drills are currently available from world top brand. Various shanks adapters can be produced according to the samples and the model of rock drill the customer provided.