10PCS HSS Cobalt Twist Drill Bit for Metal Steel Aluminum Wood Speed Drilling Hardware Tools boxed

- High-Speed-Steel drill bit

- Made of quality HSS high speed steel

- Quality fully ground body construction

- Drilling wood, plastic, fiber, acrylic, aluminum, iron, copper, stainless steel

- Self-centering split point allows you to drill directly to the size needed without any pre-drilling

- Straight shank for standard drill chuck

SIZES:

1/8 (3.2mm)

5/32 (4mm)

3/16 (5mm)

describtion:

High-Performance HSS Cobalt Drill Bits for Precision and Durability

Crafted from premium high-speed steel (HSS) with 5% cobalt alloy, these twist drill bits deliver exceptional heat resistance and extended tool life even under high-speed drilling. The robust cobalt-enhanced design ensures effortless penetration through tough materials like stainless steel, cast iron, hardened metals, wood, and plastics.

Precision-ground tips provide clean, accurate holes with minimal burring, while the 65mm optimal length balances stability and depth control. Ideal for professional workshops, construction sites, or DIY home projects, these bits resist wear and corrosion for long-term reliability. Perfect for industrial machinery, automotive repairs, and heavy-duty hardware installations. Includes 10 pieces for versatile applications and continuous workflow.

- 100% Brand New and Best Quality

- High-Speed-Steel drill bit

- Made of quality HSS high speed steel

- Quality fully ground body construction

- Drilling wood, plastic, fiber, acrylic, aluminum, iron, copper, stainless steel

- Self-centering split point allows you to drill directly to the size needed without any pre-drilling

- Straight shank for standard drill chuck

SIZES:

1/8 (3.2mm)

5/32 (4mm)

3/16 (5mm)

describtion:

High-Performance HSS Cobalt Drill Bits for Precision and Durability

Crafted from premium high-speed steel (HSS) with 5% cobalt alloy, these twist drill bits deliver exceptional heat resistance and extended tool life even under high-speed drilling. The robust cobalt-enhanced design ensures effortless penetration through tough materials like stainless steel, cast iron, hardened metals, wood, and plastics.