Positioning Hole Opener Phone Accessories UNIQUE DESIGN: U type slot

UNIQUE DESIGN: U type slot design with fast drilling dust remove

There are surprises everywhere

keep your happy moment any time and any where(Gym

dirty or other damage

Positioning Hole Opener Phone Accessories UNIQUE DESIGN: U type slotProduct Feature PRECISE POSITIONING: Drill bush for precise positioning, will not move. High speed steel body designed, durable and excellent for use. SAWDUST DISCHARGED FROM HOLE: Sawdust will be automatically discharged from the top of the holes on both sides, without drill blocked. UNIQUE DESIGN: Unique design and perfect punch effect. Applicable for the installation of the door hinge. Easy to use and install, change bits fast which one handed load