In most aspects the Einhell TC-ID 18 Li functions like a mains powered hammer drill, and it has a standard 43mm collar which means it is ideal for use in workshop equipment like drill stands. However it is a cordless machine which runs on a Power X Change battery, which also means you can use it just about anywhere. The TC-ID 18 Li can be switched between drilling and hammer drilling and has a lock-on button for continuous operation without having to keep the trigger depressed. It has a keyless 13mm chuck and is supplied with a depth stop for drilling to predetermined depths. Specifications Battery Voltage: 18v Battery Type: Power X Change lithium ion Gears: 1 No-load Speed: 0-2600 min -1 Impact Rate: 41600 min -1 Max Chuck Capacity: 13 mm Min Chuck Capacity: 1.5 mm Max Drilling Capacity in Wood: 25 mm Max Drilling Capacity in Metal: 10 mm Max Drilling Capacity in Concrete: 13 mm Features & Benefits A member of the Power X-Change family Shares battery compatibility with all Power X Change tools 2 functions: Drilling and impact drilling Rugged 13mm keyless drill chuck for easy bit changes Speed electronics for fine adjustment on delicate jobs Soft grip auxiliary handle Reverse function Lock-on button for continuous operation Standard 43mm collar: compatible with most drill stands Includes depth stop Contents TC-ID 18 Li (bare tool) Depth Stop Auxiliary Handle No Battery No Charger No Case.