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Cobalt Drill Bits
Cobalt Drill Bit Sets – Fully Ground, High-Performance
These Cobalt Drill Bits are manufactured from a premium alloy containing 5% cobalt and 95% high-speed steel, delivering superior hardness, wear resistance, and heat tolerance. Designed for heavy-duty and repetitive drilling tasks, they are ideal for use on stainless steel, cast iron, titanium, non-ferrous metals, and plastics.
The fully ground cutting edges provide precision, while the cobalt content ensures durability and extended tool life, even under high drilling temperatures. Suitable for use with handheld rotary drills or pillar drills with a 3-jaw chuck, each bit is built for professional-grade performance.
Pack Quantities Available:
1–8.5mm set (10 pieces)
9–13mm set (5 pieces)
Key Features:
High-performance cobalt drill bits (5% cobalt content)
Fully ground flutes for accuracy and smooth drilling
Exceptional heat and wear resistance
Straight shank – compatible with standard 3-jaw chuck drills
Suitable for steel, stainless steel, cast iron, titanium, non-ferrous metals & plastics
Perfect for workshops, automotive, engineering, and fabrication
| Tool Type: Drilling |
SKU: COB-BIT-1