1. HIGH SPEED STEEL MATERIAL: high speed steel, nanometer blue coating, high hardness, oxidation and good durability.
2. MULTIPLE SPECIFICATIONS: Including six sizes, 1/8‑40, 5/32‑32, 3/16‑24, 1/4‑20, 5/16‑18, 3/8‑16, to meet different needs .
3. COMBINATION OF DRILLING AND TAPPING: Excellent performance, this drill bits set can quickly drill, tap, deburr and countersink.
4. WIDE RANGE OF APPLICATIONS: Suitable for drilling, tapping and cutting wood, soft metals, aluminum plates, iron, etc.
5. QUICK REPLACEMENT: Easy to install and use, wear resistant, not easy to deform, easier and safer to install into power tools.

Spec:
Item Type: Tap Drill Bit Set
Material: High Speed Steel
Color: Blue
Weight: Approx. 84g / 3oz
Product Specifications: 1/8-40, 5/32-32, 3/16-24, 1/4-20, 5/16-18, 3/8-16
Scope of Application: Drilling, punching and cutting of wood, soft metals, aluminum plates, iron and other materials

Package List:
6 x Tap Drill Bits