915 Generation 5PCS Extra Long Drill Bit Sets Straight Twist Drill Bit Tool

1 pcs each size, different sizes of the most twist drill bits
Extremely high hardness, in the drilling work has processing performance, all grinding sharp ligament milling work hole no ;Sharp drill bits will make the drilling easier and more effortless, extra long allows you using these bits to drill deep holes
Good toughness of materials, wear resistance, drilling . Apply to: Wood, Plastic and Aluminum Alloy Material
Perfect For DIY, Home And General / Engineering Using
This 5 pieces strong high speed steel twist drill set is Perfect for drilling most materials including Wood, Plastic and Aluminum Alloy Material. This drill set is a comprehensive the most drill bits. This 5 pieces twist drill set is the ultimate must have for professional users as as home DIY enthusiasts.
Material: High-speed Steel
Color: Silver
Type: Twist Drill Bit
Diameter: 2mm, 3mm, 3.5mm, 4mm, 5mm
Length: 150mm~160mm
Kindly Note: When you use this drill bits, the material (eg. aluminum alloy, wood, plastic, etc) temperature will high, some water or coolant to avoid the material smoke when using it.
The speed should not be too fast, otherwise easy to smoke, charred, etc.
Package Includes: 5 x Twist Drill Bits
Only the above package content, other are not included.
Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.