3pcs HSS Self Centering Hinge Drill Bit Holes Wood Working Reaming Tool Countersink Drill Bit

Material: High speed steel

Color: Silver

Shank diameter: Approx. 6mm/0.23"

Quantity: 3pcs

Hole Size	Hole diameter	Self-tapping screws
7/64 ''	2.8mm	3-3.5mm
9/64 ''	3.5mm	4-4.5mm
11/64 ''	4.5mm	5-5.5mm

 

-Positioning accuracy, will not shift, sawdust from the top of the drill hole on both sides of the automatic discharge, will not be stuck bit.

-The door and window hinge is fixed on the door and window by screws. This product is used for opening the hole of hinge hole of door and window. The drilling
sleeve
can fix the position well and ensure the precision of drilling. It is a good tool to improve the drilling efficiency.

-Compact design, powerful, whether it is Friends of the Friends of the project or the use of wood are in your hands weapon.

 

-How to use:

-When opening, adjust the hardness according to the appropriate wood, if the wood soft, can choose a small one, if the hard wood, can choose the corresponding or
larger on the 1st.