Features
6-piece set of cobalt-containing double-ended twist drill bits: Industrial-grade high-speed steel cobalt-containing double-ended twist drill bit set, which is harder and more durable than the 4341 high-speed steel used in other drill bits. Titanium coating increases wear resistance and durability. This drill bit fits most electric drills currently on the market.
2. Multiple applications: Ideal for cutting hard metals such as stainless steel, steel, sheet metal, and cast iron, as well as plastics, aluminum alloys, wood, and other softer metals. Pay attention to the control of speed, pressure and heat when drilling.
3. Spiral large groove design: The spiral chip removal groove removes chips and particles faster, has good chip removal performance, fast drilling speed, and significantly improves work efficiency; the 135° drill tip design facilitates drilling positioning, high-speed operation, and wear resistance The cutter head cuts sharper
4. Top choice for value for money: This heavy-duty cobalt drill typically runs two to three times faster. Despite the higher price, the cost per hole will be lowest when using a cobalt drill bit because it can produce more holes.
5. Easy to use and store: This set includes 6 pieces of cobalt-containing drill bits, which can be paired with a portable plastic box for easy storage and carrying. It is a good helper for daily manual DIY and home maintenance and repair.

Product parameters
Material: high speed steel
Features: 135° drill tip design, sharper
Drill diameter: 3mm/ 3.5mm/ 4mm/ 4.5mm/ 5mm/ 5.2mm
Applicable materials: stainless steel, iron, aluminum alloy, plastic, wood Applicable equipment: electric hand drill, bench drill, etc. Quantity: 6 pieces

Package contains:

Double-ended twist drill bit*6

Notes:
1. Due to various factors such as monitor brightness and light brightness, the actual color of the item may be slightly different from the image displayed on the website.
2. Manual measurement data may have slight deviations.