THATLAZYMACHINIST | DRILL BITS FOR METAL , HOW THEY WORK ! MARC LECUYER @THATLAZYMACHINIST | Uploaded September 2017 | Updated October 2024, 3 hours ago.
FIRST OF TWO VIDEOS ON TWIST OR JOBBER DRILLS FOR DRILLING STEEL. SPECIFICALLY, THIS VIDEO PRESENTS THE DIFFERENT PARTS OF A JOBBER DRILL BIT AND EXPLAINS THEIR ROLE IN THE DRILLING OF HOLES IN METAL. IT IS IMPORTANT TO UNDERSTAND HOW TWIST DRILLS CUT IN ORDER TO SHARPEN THEM PROPERLY.
FIRST OF TWO VIDEOS ON TWIST OR JOBBER DRILLS FOR DRILLING STEEL. SPECIFICALLY, THIS VIDEO PRESENTS THE DIFFERENT PARTS OF A JOBBER DRILL BIT AND EXPLAINS THEIR ROLE IN THE DRILLING OF HOLES IN METAL. IT IS IMPORTANT TO UNDERSTAND HOW TWIST DRILLS CUT IN ORDER TO SHARPEN THEM PROPERLY.