Drill Dia.: 1/2"
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These Calfast approved jobber length drill bits are built with a 135 degree Split Point and High Speed Steel for portable drilling in medium strength alloy materials, hardwood, and most other materials at a greater cutting speed.
A Construction Grade Bit!
Split Point bits reduce the thrust requirements and minimizes walking.
- Jobber Style Drill Bit: The most common type of drill bit available. Jobber means "something that does a job" and mostly refers now to the length of the bit. Jobber drill bits are 9 to 14 times longer than the diameter of the bit. They can come in a variety of metal types and are good for drilling wood, iron and different types of steel.
- Drill Bits: A metal rod of varying length and diameter that is used to drill holes in various materials and is designed to help draw the cut material out of the hole.
|Coating:||Black & Gold|
|Material:||High Speed Steel (HSS)|
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