Industrial Category
Machining
Industrial Subcategory
Drilling and Holemaking
Industrial Subtype
Screw Machine Length Drill Bits
Item Height (inches)
0.118
Item Length (inches)
3.701
Item Width (inches)
0.118
Package Height (inches)
1.339
Package Length (inches)
4.961
Package Weight (lbs)
0.572
Package Width (inches)
1.417
Packaging Type
Plastic Tube
Prod Prop65 Chemical Cancer Hazard
Cobalt Metal Powder
Tooling Drill Size Equivalent
0.438"
Tooling Finish
Bronze Oxide
Tooling Flute Design
Spiral Flute
Tooling Flute Direction
Right Hand
Tooling Flute Length
1-7/8"
Tooling Material Made of
Cobalt
Tooling Overall Length
3-3/4"
Tooling Point Angle
135 Degree Point
Tooling Point Type
Split Point
Tooling Shank Type
Quick Shank
Tooling System Of Measurement
Fractional
Trade Name
SST+ 135 Degree Stub, Fractional
Manufactured By
Walter Surface
Other Details:
- Cobalt drills can drill approximately 30% faster than HSS drills
- Hex Shank for easy installation into drill chucks and reduced slippage
- Made with premium grade cobalt HSS to drill harder materials
- Self centering 135 Degree split-point for reduced thrust requirements and minimized walking
- Shorter length adds rigidity to the drill bit to reduce breakage
- Special bronze SST surface treatment for extreme lubricity and life
- Speed, feed, and lube are all critical to cutting tool performance