Easy to install and disassemble, more convenient and labor-saving
Feature:
100% brand and high quality
Easily lock onto and release drill bits.
Instantly convert the impact driver to hold non-quick changing drill & driver bits
Keyless chuck fingertightens for easy bit changes
Unlimited use in the automotives garages warehouses, offices, homes, etc.
Keyless chuck drill drive accessory. Keyless drill chuck screwdriver impact driver adaptor.
The drill bits are of unique patented locking function, traditional locking methods, ratchet teeth on the back, and the locking pieces mounted on the rear sleeve, so they are more efficient in preventing occasions of loosing off during the work and making the clamp support tools more reliably.
Unique torque thrust bearing is easy to handle, and applied to greater clamping force.
Use ordinary drill bits with your SDS drill. The adaptor simply fits into SDS drill as a drill bit does.

Parameters:
UNF: Mount:1/2-20UNF
Capacity range: about 2-13 mm/ 0.08-0.51 in
Material: 90% metal

Notes:
Please allow about 1-3 mm/ 0.04-0.12 inch error.

The package includes:
1Set 2-13MM 1/2-20UNF Drill Chuck with SDS Shaft