Features:
Professional drilling tools are suitable for mounting door hinges.
Hinge for the doors and windows hinge screw hole, positioning accuracy, will not shift.
Double-sided hole design , the wood chips will be removed automatically from these two side holes.
Spring-loaded guide can exactly center the built-in bit in the hole of the door hinge, cabinet hinge, bracket, or hardware where the center hole is required.
Widely used on wood and plastic, for mounting locks, knobs in the door and cabinets, or large diameter holes such as drilling.
When opening the hole according to the appropriate adjustment of the hardness of wood, if the wood soft, can choose a small one, if the wood hard, choose the corresponding or large one.
Specification:
Bit material: High-speed steel 4241
Head material: Brass
Shank: 1/4 “(6.35mm) Drill Size:
1/4” – Opening diameter 6.35mm/ 1/4″
5mm – Opening diameter 5mm/ 0.20″
Package Includes:
2 x Hinge Drill Bits （5mm & 1/4″)