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Irwin Step DRL #4T 3/16 to 7/8″ TiN 12 SZ
This IRWIN Unibit No. 4T 3/16 to 7/8 Inch Titanium Nitride Coating Fractional Self-Starting drill bit makes drilling holes easier and more convenient. This bit helps you produce holes in thin materials such as copper, steel, brass, plastic, aluminum and laminates. This hole drilling bit features 12 hole sizes ranging from 3/16 inches to 7/8 inches in increments of 1/16 of an inch for precision drilling. This Irwin drill bit has a Titanium Nitride Coating that provides the cutting edge a longer life span. Its cutting edge is single-fluted to allow for easier control of the tool as well as the production of rounder holes. The SpeedPoint tip allows for faster penetration.
Irwin step drill bit creates holes in thin materials including copper, steel, brass, plastic, aluminum and laminates
12 different hole sizes aid with completing various types of drilling tasks
Hole sizes range from 3/16 inches to 7/8 inches in 1/16 inch increments
Coating is made from Titanium Nitride Coating nitride to extend lifespan of cutting edge
Cutting edge of Titanium Nitride Coating coated drill bit is single-fluted for easier control and rounder holes
SpeedPoint tip facilitates easier and quicker penetration
Tool includes a limited lifetime warranty
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