- Quality Material: Omninmo self centering drill bit set is made of high hardness teel material, which is rustproof, solid, durable and superior drilling performance which is guide for centering the holes needed for the hinges.

- 7 Sizes: Hinge drill bit set comes with 7 colorful common hinge screw sizes 5/64inch, 7/64inch, 9/64inch, 11/64inch, 13/64inch, 1/4inch, 5mm; and hex keys.

- Double Sided Hole Design: Double sided hole design fast and automatic discharge sawdust from the hole on both sides, without drill blocked, which helps you save time in removing sawdust.

- Easy to Use: The colored hinge drills can easily distinguish between different size. You just use the hex keys take the screw apart and replace the drill with new one.

- scope of application: Applicative for woodworking, furniture, wooden doors, cabinets, windows door, etc. Can be adjusted appropriately according to the hardness of the wood. If the wood is soft, you can choose the smaller one, if the wood is hard, you can choose the corresponding one or the larger one.

Opening Size:

5/64 inch: The diameter of the opening is about 2mm, and self tapping screws of around 2.2-2.8mm are used

7/64 inch: The diameter of the opening is about 2.8mm, and self tapping screws of around 3-3.5mm are used

9/64 inch: Hole diameter is approximately 3.5mm, using self tapping screws of around 4-4.5mm

11/64 inch: The diameter of the opening is about 4.5mm, and self tapping screws of around 5-5.5mm are used

5mm: The diameter of the opening is about 5mm, and around 5.5-6mm self tapping screws are used

13/64 inch: The diameter of the opening is about 5.2mm, and self tapping screws of around 6-6.5mm are used

1/4 inch: The diameter of the opening is about 6.35mm, and self tapping screws of around 7-7.5mm are used

Package Include:

7 x Self Centering Drill Bit Set

1 x Hex Key