TEMO 1/4 inch 6mm Carbide WIRE Cutter Tire Repair Automobile Car Tool 1/4" (6.35mm) or Tire Repair Carbide WIRE Cutter Choose the proper carbide cutter and plug stem based on puncture injury size. To remove excess rubber and smooth jagged steel wire in repair areas. Use with low speed tool. 1/4" (6.35mm) Shank has 3 flat side to prevent slippery. 1/4" (6.35mm) diameter, 3-1/4 or 80 mm long