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Step Drill Bit (3/16"--7/8")
Step Drill Bit (3/16"--7/8")
Item No.: P09Y125
.TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal.
.135° SPLIT POINT TIP: increases cutting speed with self-centering and prevents walking;
.TWO-FLUTE DESIGN: clears chips faster and allows particles to escape easily;
.1/4" hex shank (6.35mm)can be easily fit into power driver, drill and press drill;
.12 STEP SIZES:  3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16" 5/8", 11/16", 3/4", 13/16", 7/8"。