Grit-Bit Sintered Boron Carbide Touch-Up File, Lapper 400 Grit Triangle – TGB-400

• Sintered boron carbide grains are suspended in a tough matrix which resists grain pull-out and premature separation
• Shapes and removes metal rapidly and cleanly
• Best for touch-up of T/C and HSS tools already set up in machine tools. No need to disturb setup
• One of the honing tools you can really bear down on
• Cemented onto sturdy 7″ long handle with a 2X magnifier
• Glaze is easily cleaned off with an ordinary pencil eraser

See all Grit-Bit Sintered Boron Carbide Touch-Up Files