High Efficiency Cutting: Made from durable carbide for high hardness and precision drilling, reducing the ​ of bending and breaking during use.
Precision Drilling: Features ​ cutting edges that minimize cutting force, ensuring smooth chip removal and quality holes for PCB applications.
Versatile Usage: Compatible with PCB, SMT, and electronic industries, offering multiple sizes from 0.5mm to 0.9mm to suit various needs.
Compact Storage: Comes in a convenient white plastic box for easy transport and organization, keeping your drill bits secure and accessible.
Symmetrical Design: Strictly symmetrical cutting edges guarantee efficient work and precise drilling without deviation or inaccurate results.

Spec:
Features:
Made of premium Carbide with high hardness, wear -​,not easy to bend and break.
Small chip removal resistance, smooth to remove chips and drill holes.
Sharper cutting ​ can reduce cutting force and improve drilling quality.
Strictly symmetrical cutting ​ can ensure high efficient working and avoid the deviation in drilling.
Can be applied to PCB, SMT, mould, hardware processing, electronic industry, etc.
Multiple sizes included in one set to meet different needs.
Compact size and stored in a box for easy carry.

Specification:
Material:Carbide
Size: 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm
Weight: 160 g / 5.6 oz(approx.)
Package list:
1 * white plastic box
10 * 0.5 PCB drill bit
10 * 0.6 PCB drill bit
10 * 0.7 PCB drill bit
10 * 0.8 PCB drill bit
10 * 0.9 PCB drill bit