2 Pcs Keyless Chuck Head
. Material : Carbon Steel
. Size : 13mm ( 1/2" )
. Thread Size : 1/2" x 20 UNF
. Clamping Range : 1.5mm to 13.0mm
. 1 Pcs Sds Plus x 2/8" x 20UNF Adaptor
. It includes an sds plus adaptor for use with rotary hammer drills.
. No Chuck Key Needed - Hold and Turn to Tighten or Loosen Chuck..