13mm Keyless SDS Adapter for Hammer Drill Bits

Specifications: Material: HSS Drill Outer Chuck Diameter: 40mm Clamping Range: 2-13mm Mount: 1/2-20UNF Allow 1-3mm error. Applicable scope: suitable for 1050w power above hammer drill. Feature: 1. The patented locking function, the unique traditional locking methods, back having ratchet teeth, the locking parts mounted on the back sleeve, the length locking device, more effective in preventing work losing off, so that the chuck , more reliably support tools . 2. Good metallic and comfortable coat surface. 3. Single thrust torque bearing is easy to handle applied resulting in greater clamping force. Package includes: 1x chuck