Irwin Unibit #4 12-Step Drill Bit - High Speed Steel - 3/16 to 7/8-in - Each

IRWIN Double-Flute Unibit® #4 Step Drill Bits are ideal for drilling holes into thin materials such as stainless steel or sheet metal and offer 2 times faster drilling versus a single-flute design. The dual-flute cutting edges helps to deliver clean holes and 12 defined steps allow for quick drilling of holes from 3/16-in to 7/8-in in diameter.

DRILL THROUGH A VARIETY OF MATERIALS Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates2X FASTER DRILLING SpeedPoint tip for fast startsVERSATILE DESIGN FOR PRECISE HOLES 12 defined steps allow for quick drilling of holes from 3/16-in to 7/8-in (4.8mm to 22.2mm)Steps 3/16-in (4.8mm), 1/4-in (6.4mm), 5/16-in (7.9mm), 3/8-in (9.5mm), 7/16-in (11.1mm), 1/2-in (12.7mm), 9/16-in (14.3mm), 5/8-in (15.9mm), 11/16-in (17.5mm), 3/4-in (19.1mm), 13/16-in (20.6mm), and 7/8-in (22.2mm)IMPACT PERFORMANCE SERIES Designed for use with an impact or standard drill2X FASTER DRILLING Average of first 10 holes versus. single-flute IRWIN Unibit #4 10234 in 1008 Steel
Specifications - Set/Individual
Individual
Diameters of Holes Drilled
3/16-in to 7/8-in
Step Size
1/16-in
Warranty
None
Base Warranty Labor(Months)
0
Base Warranty Parts(Months)
0
Shank Size
1/4-in
Brand/Model Compatibility
Universal
Number of Hole Sizes
12
Package Quantity
1
Sub-Brand
Unibit
Shank Type
Hex
Material
High-speed steel
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