Certified J Stub Drill Bit Cobalt Split Point D/ASTCOJ (12 / Pkg.)
Original price was: $58.87.$30.61Current price is: $30.61.
Specs
Pack quantity: 12 pieces
Material: Cobalt alloy high-speed steel
Tip geometry: Split point
Length: Stub length
Size designation: J (letter size)
Features
Split point for self-centering and reduced walking on contact, aiding precise starts in metal drilling.
Stub length design increases rigidity and minimizes deflection in confined or deep drill operations.
Cobalt alloy delivers improved heat resistance and wear life when drilling hard metals and alloys.
Resharpenable with standard grinding equipment, enabling repeat use for extended projects.
12-pack provides ready replacements for ongoing metalworking tasks.
Physical
Pack configuration: 12-piece set
Construction: Cobalt HSS drill bits with split-point geometry
Geometry: Stub length for higher rigidity and control
Designation: J size (letter)
Intended use context: Ideal for drilling into hard metals and alloys where precision and durability matter





