For indenting the work-piece prior to drilling without the need for hammering. Delivers a punch when hand pressure is applied to knurled head. One handed operation. Adjustable force upto 13 kgs simply by the knurled Cap on the head. Pen Type Holder & Epoxy Black finish for a Rust free life. Hardened & Ground Alloy Steel Pin of Hardness 60 +/-2 HRC Knurled body for a firm grip to avoid any slippageĀ Length: 120 mm