Proto® Starting Punch, 1-Piece, 6-1/2 in Overall Length, 1/4 in Punch, Parabolic, Steel, Black

• 1-piece design for strength and durability
• Reverse taper to help prevent binding
• Modified parabolic striking end to help reduce mushrooming and chipping
• Made from S2 steel and specially heat treated for greater strength and durability
• Black oxide finish to help prevent rust corrosion, extending tool life and performance
• A polished identification panel on one of the flats is marked with the tool number and size in a black inlay
• To aligning holes in two or more pieces of metal through which a bolt or screw is to be inserted
• Similar to drift punches, but with wider points and heavier, shorter body

• Catalog https://assets.unilogcorp.com/2/ITEM/DOC/Proto_J411_2S2_Catalog.pdf