Easy to install, convenient to use, and widely applicable
Features:
Straight shank design is more suitable for many electric drills and drill machine.
Sharp and twisted flutes will make drilling easier.
It is suitable for wood, aluminum, plastic or other materials.
Ideal for DIY, family and general building / engineering use.

Specifications:
Name: 50pc twist drill set
Surface treatment: Titanium plating
Material: High-speed steel 4241
the 1-2.5mm size is made of high-speed steel, and the 3mm size is made of high-carbon steel.
It is very suitable for drilling and reaming aluminum alloy, wood, jade, diamond, bodhi, pvc board, but not for stainless steel board.
Diameter and total length:
1mm twisted position
1.5mm twisted position
2mm twisted position
2.5mm twisted position
3mm twisted position

Notes:
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3mm measuring deviation due to manual measurement.