Hertel Jobber Length Drill Sets
Features:
- 118° point for quick penetration
- 135° self centering split point prevents "walking"
- Sets are furnished in metal or plastic case
- 115 piece 3-IN-1 Sets contain sizes: 1/16" - 1/2" x 64ths, #1 - 60, A - Z
- 114 piece 3-IN-1 Set contains sizes: 1/16" - 1/2" x 64ths, #1 - 60, 1 - 13 mm
Tool Material:
HSS
- Provides good wear resistance in mild steels, soft metals (aluminum, copper, brass, bronze) and nonferrous materials.
Cobalt
- Provides better wear resistance in hardness and toughness compared to HSS
- For use in high-tensile alloys, titanium, cast iron, Inconel and high-nickel stainless steel
Coating Advantages:
Black Oxide
- Retains lubricants to aid in wear resistance and chip flow
Bright (Polished) Finish
- Improves chip flow of soft and low carbon materials
TiN
- Increases lubricity and heat resistance. Allows increase in machining speeds of 25 - 35%.
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For more info, visit www.p65warnings.ca.gov.
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