Description
SDS Max to UNC 1 1/4″ Diamond Drill Bit Adapter, 190 mm Diamond Drill Bit Adapter Adapter for 1-1/4″ UNC male thread to SDS Max shank for diamond drill bits. 1-1/4″ UNC male thread to SDS Max shank, 1/2″ BSP female thread, 190 mm overall length. The 1-1/4″ UNC drill bit can be mounted on a rotary hammer or electric drill with an SDS Max shank. High-quality steel and high power extend its service life. Do not use this adapter with hydraulic hammer drills.