
Mounting: 1/2-20UNF; Capacity Range: 2-13mm / 1/16-1/2 inch; Designed for Tough Jobs Constructed with metal for supreme durability. Applicable Scope: Suitable for 1050w power above impact drill. Quick change SDS shank for electric hammer. Use on cordless drills and mains powered drill drivers. Conveniently tighten with one hand with the exclusive one-sleeve design. The unique torque stop is easy to handle and apply, resulting in superior tightening Quick change SDS shank for electric hammer, instantly converts impact driver into non-quick change drill bit holder. Note: The data are all manual measurements, please allow 1-3cm error, due to the difference in light and display, there will be some color difference, whichever is the actual object received. Delivery quantity: (as per the main picture)