Drill Bits (YEYI-P11)
HSS Twist Drills:Manufacturing process: Roll Forged or Fully GroundMaterial: F4341, 4341, 9341, M2, M42, M35Point Angle: 118degree or 118/135 degree(Split Point)Flute: N or VA (Parabolic)Standard: DIN338Hammer Drills:...
Hangzhou Yeyi Metals & Tools Co., Ltd.