Groz Cold Chisel 3 4In X 7In Punches & Chisels Cold Chisels Fully Insulated 3 4in X 1 1 8in X 3 32in 3 4in X 1 1 8in X 3 32in Polypropylene Washer 20 Pack Mitutoyo USB Input Tool Direct Cable for Coolant Proof Micrometers (replaces 06ADV380B)Data USB Input Data Cable converts data from the caliper to be read directly in Microsoft Excel via a USB port Data can be further enhanced by using Mitutoyo USB ITPAK Software IP67 Protection The precisely ground cutting edge is induction hardened (52 – 58 HRC) to give improved performance over longer periods of time The alloy content in these makes them ideal for all types of metalworking and masonry applications and also increases wear resistance significantly