7-in-1 Door And Window Hinge Hole Opener Woodworking Drill Hexagonal Drill Bits Shaped Drilling Tool Kit Silver

Name: Door and window hinge, hinge opening tool

Material: Brass shell, high-speed steel core, surface plating

Product Specification Model: 5/64\\'\\', 7/64\\'\\',9/64\\'\\',11/64\\'\\',5mm,13/64\\'\\',1/4 \'\\'


Hole Size:

5/64\\'\\': The diameter of the opening is about 2mm. Use a 2.2-2.8mm tapping screw

7/64\\'\\': The diameter of the hole is about 2.8mm, use about 3-3.5mm tapping screws

9/64\\'\\': diameter of opening is approximately 3.5mm, use 4-4.5mm self-tapping screws

11/64\\'\\': diameter of opening is approximately 4.5mm, use 5-5.5mm self-tapping screws



5mm: opening diameter is 5mm, use 5.5-6mm self-tapping screws



13/64\\'\\': diameter of opening is approximately 5.2mm, use 6-6.5mm tapping screws



1/4\\'\\': diameter of opening is about 6.35mm, use 7-7.5mm tapping screw

How to use: When opening the hole, please adjust according to the hardness of the wood. If the wood is soft, you can choose the small one. If the wood is hard, you can choose the corresponding or bigger one.

Features: Positioning accuracy, will not shift, wood chips will be automatically discharged from the hole on both sides of the top of the drill, will not block the drill bit. The door and window hinges are fixed to the doors and windows by screws. This product is used to open the holes in the hinge screw holes of the doors and windows. The drill sleeve can fix the position well and ensure the accuracy of punching holes. It is a good tool to improve the punching efficiency of the coach!