Set of 4 self-centering HSS hinge drill bits, designed for carpenters, cabinetmakers and furniture makers.

Professional tutorials on using vedio will be provided.
Product Description
Size:4pcs selfcentering
Who is it designed for?
Mr. DIY
- Professionals or amateurs as carpenters, mechanics, cabinet makers, furniture makers and other woodworking craftsmen.
- These self-centering pre-punching tips are ideal for pre-drilling holes for fastening hardware, including hinges where it is essential to have a perfectly centered pre-drill.
- The 4 tips are of different sizes, to adapt to all models, from the largest to the smallest.
Single value:
1. Provide professional vedio operation tutorials, please contact us
2. Long-term durability: brass shell, high-speed steel drill bit, appearance electroplating, 14 months warranty
3. Better punching performance: positioning accuracy, will not shift, the chips will automatically discharge from the hole on each side of the upper part of the drill, and will not cause problems with wood chip jam
Common Size Instructions:
The most common hinge screw sizes are 5/64, 7/64, 9/64, 11/64.
5/64: Hole diameter is about 2mm, Use about 2.2 - 2.8mm sheet metal screws
7/64: Hole diameter is about 2.8mm, Use about 3 - 3.5mm sheet metal screws
9/64: Hole diameter is approx. 3.5 mm, use approx. 4 - 4.5 mm sheet metal screws
11/64: Hole diameter is approx. 4.5 mm, Use approx. 5 - 5.5 mm sheet metal screws
What's inside Package:
4pcs Hinge Drill Bit
Note:
Please adjust the fits according to the hardness of the wood when opening, if the wood is soft, you can choose a smaller size, if the wood is hard, choose a corresponding or larger size.
Sold by laoya store