5PCS Extra Long High-speed Steel Drill Bit Sets Straight Shank Twist Drill Bit Tool 2-5mm for Wood

DESCRIPTION: This 170 pieces strong high speed steel drill set is ideal for drilling most materials including aluminum and iron.This drill set is a comprehensive set of the most popular drill bits. The whole set comes in a sturdy case with a comfortable grip handle. This 170 pieces drill set is the ultimate must have for professional users as well as home DIY enthusiasts. SPECIFICATIONS: Material: High-speed steel Type: Twist drill bit Diameter: 2mm, 3mm, 3.5mm, 4mm, 5mm Length: 150mm~160mm PACKAGE INCLUDES: 5 x Drill Bits KINDLY NOTE: 1. The speed should not be too fast, otherwise easy to smoke, charred, etc. 2. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 3. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard