Grace USA Steel Punch Set w/Bench Block 21 pcs. The Grace USA Master Gunsmith Steel Punch Set includes 7x RS-7 Steel Roll Pin Punches 7x SRS-7 Short Steel Roll Pin Punches and 7x PS-7 Gunsmith Punches. Made from highest quality High Carbon Molbendenum tool steel the Grace USA Master Gunsmith 21 Piece Punch Set has properly heat treated to be incredibly durable. The Grace USA 21 Piece Steel Punch Master Gun Smith Kit is made with a Hex stock which helps stabilize punch from rolling away from user. The Neoprene Bench Block that comes with the Grace USA Master Gunsmith 21 Piece Steel Punch Set has been designed specially for each punch neatly keeping them in order and readily accessible. Specifications for Grace USA Master Gun Smith Steel Punch Kit w/ Bench Block: Block Material: Neoprene Rubber Material: High Carbon Molbendenum Tool Steel Features of Grace USA 21 Piece Master Gunsmith Steel Punch Kit: 7x RS-7 Steel Roll Pin Punches 7x SRS-7 Short Steel Roll Pin Punches 7x PS-7 Gunsmith Punches Heat treated Includes Neoprene Bench Block Hex Stock Package Contents: Grace USA Master Gunsmith Steel Punch Set w/ Bench Block SP21SBB Grace USA GRSP21SBB: Steel Punch Set w/Bench Block 21 pcs