With the Self Centering Drill Bits, drilling perfectly centered holes for your hinges, drawer guides and just about any other hardware for your projects couldn't be easier!  

These bits simplify the task of pre-drilling holes for hinges or other screw-mounted hardware by ensuring that the hole is accurately centered every time. 

These bits feature extremely precise machined components including a retractable hardened bushing for center drilling directly in the hardware you choose.

Features:

• Precise positioning, will not move when in use
• Easy to use and install, perfect for the installation of the door hinge
• High speed steel body designed, durable and excellent for use
• Sawdust will be automatically discharged from the top of the holes on both sides, will not block the drill
• Get accurately centered holes for hinges, handles, drawer slides, etc.
• Package Includes: 4 popular sizes used by carpenters, cabinet & furniture makers and other wood working trades

Drill Bit Sizes:

• 5/64 inch, drilling hole diameter: 2mm, use 2.2 - 2.8mm self-tapping screw
• 7/64 inch, drilling hole diameter: 2.8mm, use 3 - 3.5mm self-tapping screw
• 9/64 inch, drilling hole diameter: 3.5mm, use 4 - 4.5mm self-tapping screw
• 11/64 inch, drilling hole diameter: 4.5mm, use 5 - 5.5mm self-tapping screw

Package Includes:

• Self Centering Drill Bits Set (4 Pieces)