3D 5D 8D 10D Non-Standard Diameter 10-31.00Mm Hcd Jcd Twist Drill Crown Blade Hcd Tungsten Steel Knife Grain Jcd Overall Carbide
3D 5D 8D 10D Non-standard Diameter 10-31.00mm HCD JCD Twist Drill Crown Blade HCD Tungsten Steel Knife Grain JCD Overall Carbide