TPLGCD12MM-1.75
They have a curved flute design which reduces friction and run-out
These bits have a high heat-treated cutting edge which provides long life, fast drilling and excellent hole quality in wood, metal (wood and metal) and plastic
It includes 5/32", 27/64", 5/16", 21/64", 11/32" and a 1-1/16" bits, packaged in a plastic case
This product is made of high quality materials to give you many years of rugged use
IRWIN Torsion Bits are designed to provide maximum performance with minimal effort
The bits are designed for use in high speed applications using a corded or cordless drill
The bits are designed to easily bore through most building materials including wood, metal and concrete
The set features a ¼" hex shank to fit the ¼" hex chuck of any Irwin Speedbor SDS Plus Hammer Drill
The unique tooth design increases drilling speed and reduces sticking by creating a vortex in the hole
The thrust bearings are made of high-speed steel and are hardened, tempered and ground to fit into the counterbores of the bit shanks
The square shanks make it easy to handle
Eagle Tools is proud to offer quality products from IRWIN SPEEDBOR
The spiral flutes clean out chips as they are removed from the hole, increasing drill speed
The Irwin Speedbor Torsion Bit Set consists of 6 torsion bits that fit the Irwin Speedbor SDS Plus Hammer Drills
The Irwin Speedbor Torsion Bit Set has a design that allows for fast drilling speeds and chipping free operation
This set includes torsion bits that are constructed of high-speed steel to resist breakage and rust
It's also very reasonably priced for its features and functionality
Irwin Speedbor Torsion Bit Sets feature a newly designed faster-twist, high-torque steel shaft for increased drill performance
Irwin Speedbor Torsion Bit Set - 6-Piece
The Irwin Speedbor Torsion Bit Set includes six high performance bits to drill holes in wood, metal, plastic and masonry
It is designed for faster drilling in steel or cast iron
This Irwin Speedbor in particular is no exception! It has a very high rating of 4
Bits feature a self-tightening system that bites into the work piece when torque is applied to the bit and automatically releases when the drill stops, eliminating bit slippage
This Irwin Speedbor set includes a 1/2-inch square drive shank that fits most electric drills, so you can get the job done faster
We're really impressed with the multitude of features it comes with, not to mention all the positive reviews it has received!
Irwin Speedbor Torsion Bit Sets are ideal for fastening lag bolts, machine screws and other fasteners into all types of wood, plywood, plastics and fiberglass
These bits cut faster, last longer, and are more resistant to breakage than bits from other brands
This is a 6 piece Torsion Bit Set
Perfect for use with an electric drill, this Irwin Speedbor Torsion Bit Set is designed for drilling into wood, plastic and metal
The IRWIN SPEEDBOR Twist Drill Bits are designed to deliver maximum performance in masonry and concrete applications
8 stars on Amazon, along with 29 reviews
The torsion twist bits make it ideal for use in hard materials
The bits have a broached tip for fast starts when drilling holes in wood and metal that require pilot holes larger than the diameter of the bit itself
The magnetic bit holder helps reduce user fatigue while the comfort grip handle offers increased control and leverage
The Irwin Speedbor Torsion Bit Set, 6-Piece is the most popular Irwin speedbor set
This IRWIN SPEEDBOR set has the highest quality on the market and that's why we guarantee to keep all of your bits sharp and in perfect working order with our exclusive Irwin Bit Sharpener, part number HA3057022