This Cobalt Drill Bit Set includes a combination of 6 commonly-used sizes, designed to meet various drilling needs. The set is compatible with most power drills available on the market and comes with a portable plastic bag for convenient storage and organization.
- Combo Set of 6 Sizes: Includes the most frequently used sizes for versatile applications.
- M35 Cobalt High-Speed Steel: Made from industry-grade 6542 high-speed steel, featuring 5% cobalt for enhanced wear-resistance and durability.
- Fully Ground Process & 135-degree Split Point: The fully ground spiral groove design reduces friction and heat, while the 135-degree split point prevents walking for precise drilling.
- Multiple Application: Suitable for drilling hard metals like stainless steel, steel, and cast iron, as well as wood, aluminum alloy, and other softer materials.
- Work Efficiently: Sharp edges and high drilling efficiency allow for effective drilling in various materials.
Specifications:
- Type: Twist Drill Bit
- Sizes: 3mm, 4mm, 5mm, 6mm, 8mm (approximately)
Package Content:
- 1 x Cobalt Drill Bit Set (6 pieces)

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Very happy with items
S***v –
Good job
m***g –
Hi, received, happy, thank you, top quality, i would recommend everyone. Have a nice day
m***g –
Thank you received – happy, recommend to everyone x x x
t***r –
I’m very satisfied