Cross Drill Bit:The surface of the drill bit adopts an anti-oxidation process to improve the durability of the drill bit.
Hexagon Drill Bit Shank:The drill bit handle adopts hexagonal design non-slip treatment, suit-able for household and decoration hand drills, rechargeable drills.
Twist Cross Drill Bit:Drill body twist design,fast drilling speed, round hole wall, high frequency drilling, durable and long lasting