Step Cone Drill Bit - 4-42Mm - 14 Sizes - High Speed Steel ROund Shank Hole Cutter Tool game_accessory and enhances your home

and enhances your home

dry cloth after each wear to remove oils and maintain the gold-tone brilliance

details in the picture

Spotless and White

Step Cone Drill Bit - 4-42Mm - 14 Sizes - High Speed Steel ROund Shank Hole Cutter Tool game_accessory and enhances your homeQuality Material: High Speed Steel. Deburring Function: Automatically deburr holes when you drill. Surface Treatment: Nitrogen treated to increase hardness and abrasion resistance. Scope of Application: Thin iron plate, aluminum, insulation boards, 4mm thick PVC boards in wood. Step Type: 14 Sizes, 4 42mm (4, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42mm)Main Features: Treated by nitrogen to increase hardness and abrasion resistance.