Description
MaterialMade of high speed steel with titanium coating, ensure our step drills Durability. This also proves the capability and durability of the drill to last through multiple drillings on surfaces such as: plastic, aluminum, copper, stainless steel, and so much more.
Easy DrillingTwo-fluted provide small pressure and make your drilling faster and smoother , a step drill can be used in a variety of hole -step design allows you to stop and wont drill big!
SET INCLUDESBit #1 (6 steps): 3/16 inch-1/2inch (3/1 6inch, 1/4 inch, 5/16 inch, 3/8 inch, 7/16 inch, 1/2 inch);
Bit #2 (9 steps): 1/4 inch – 3/4 inch (1/4 inch, 5/16 inch, 3/8 inch, 7/16 inch, 1/2 inch, 9/16 inch, 5/8 inch, 11/16 inch, 3/4 inch);
Bit #3 (13 steps): 1/8 inch – 1/2 inch (1/8 inch, 5/32 inch, 3/16 inch, 7/32 inch, 1/4 inch, 9/32 inch, 5/16 inch, 11/32 inch, 3/8 inch, 13/32 inch, 7/16 inch, 15/32 inch, 1/2 inch)
Widely UsedPerfect Step Drill Bits suitable for drill holes in various material within 3mm/0.12 inch (Iron Plate, Copper Plate, Aluminum Plate); within 5mm/0.2 inch (Wood, PVC sheet, Insulation Boards). Not suitable for hard and brittle materials such as stainless steel, glass, tile floors, walls etc.
Package Included 3-Piece HSS Groove Step Drill Bit Set . 1/4″ Hex shaft drives are suitable for all kinds of for home DIY power drills.
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