Self propelled hinge bit set

4 self centering drill hardware hinges 5 / 64'&# X27； 7/64'；&# X27； 9/64'；&# X27； 11/64'；&# X27；
These self-centered drills are ideal for drilling hinges, hardware, or any time you need to accurately locate holes. The tips of beveled edges keep them centered, even if the holes are slightly smaller than standard door hardware. They have drill depth adjustment bits and embedded hexagonal shaft quick couplings. They are equipped with HSS bits and can be replaced with jobber bits if necessary. The drill bit is surrounded by a spring guide, which has a window to display the depth of the drill bit during adjustment. They have 4 most common hinge screws, size 5 / 64 ", 7/64“， 9/64“， 11/64“； Description: 100% brand new high quality
These self-centered drills put the hinges in the right position. They should be in the middle.
Four sizes most commonly used in woodworking, cabinet, furniture and other woodworking industries
Easy to use and install
The positioning accuracy remains unchanged, and the chips are automatically discharged from the holes on both sides of the top of the bit without jamming
5/64 \'；&# X27；： The hole diameter is about 2mm for 2.2-2.8mm self tapping screws
7/64 \'；&# X27；： The hole diameter is about 2.8mm, and 3-3.5mm shear screws are used
9/64 \'；&# X27；： The hole diameter is about 3.5mm, and a self tapping screw of about 4-4.5mm is used
11/64 \'；&# X27；： The hole diameter is about 4.5mm, and 5-5.5mm shear screws are used
Material: high speed steel
Color: fragments
Quantity: 1 set (4 pieces per set)
Package includes: 1 set of 4pcs woodworking bit tools
Q: about availability?
The products we show are available.
Q: about freight and delivery time?
A: All products are delivered free of charge. You don't need to pay freight or tax. Shipping from China takes about 15 to 25 days to arrive and deliver.
Q: do you have an invoice?
A: We provide electronic invoices. If you need, you can send us a text message after placing an order.