STA516421 DYNAGRIP – Chisel with Strike Cap Set, 5 Piece + Accessories.The Stanley Dynagrip Chisels have steel striking caps which can be used with a steel hammer for increased force at the point of contact. They also have a longer, soft grip handle for improved grip and control.Manufactured from forged high-carbon steel for strength and durability and pre-sharpened, their blades are ready for immediate use.This 5 piece set plus accessories comprises:5 x Dynagrip Chisels: 6, 12, 18, 25 and 32mm.1 x Oil stone1 x Honing Guide.