IRWIN Unibit Fractional Titanium Nitride Coated Step Drill Bit, 1/8in to 1/2in - Titanium Nitride finish causes less friction which increases speed and increases product life by 6X. New SpeedPoint? tip provides 6X faster initial penetration time than before, and eliminates the need for center punching. Single-fluted cutting edge assures true round holes, and allows greater control with less vibration.
Help out our customers.
Be the first to write a review.
Have a question about this product? Please click the button below to get started. Once you have posted your question we will submit it to our community of customers and with our own staff who have recent experience with the same product for their open and honest feedback.Ask a Question