7pcs Self Centering Drill Bit Set Hex Shank Hinge Drill Bits Tool for Woodworking with Hex Key

- 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

• Double-Sided Hole Design: The double-sided hole design can quickly and automatically discharge the sawdust from the holes on both sides without clogging the drill bit, which helps you save time in removing sawdust.
• 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.
• Premium Material: Omninmo self-centering drill bit kit is made of high-hardness steel material, which is rust-proof, strong and durable, and has superior drilling performance to guide the centering of the holes required for hinges.
• Easy Installation: Accurate positioning without displacement, wood chips will automatically discharge from the holes on both sides of the top of the drill bit, without jamming the drill bit.
• 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.