3Pcs Chuck Head - 10mm
. Material : Carbon Steel
. Size : 10mm ( 3/8" )
. Thread Size : 3/8" x 24 UNF
. Clamping Range : 1.5mm to 10.0mm
. 1 Pc 10mm Chuck Key
. 1 Pcs 1/4" Hexagon x 3/8" x 24UNF Adaptor
. It includes a keyed chuck head, a chuck key for tightening, and an 1/4" hexagon adaptor for use with battery hand drills.
. The components are constructed from hardened steel to provide a secure grip and durability for heavy-duty work.