2.fully ground ensures chips moving smoothly, ultimate accuracy and performace
3.Gold plated surface resists corrosion and increases the hardness of the drill bit
Product Name | Twist drill bit | ||||||
OEM | Acceptable | ||||||
Customized | Acceptable | ||||||
MOQ | 100PCS | ||||||
Material | M35 High speed steel | ||||||
Package Material | Iron | ||||||
metric sizes | 1.0mm to 13.0mm in 0.5mm increments |