NUZAMAS Set of 7 Hex Shank Hinge Centering Drill Bits Woodworking Door Cabinet Window Hole Saw with 3 Extenshion Bars 65mm 100mm 150mm

• Set of 7 pieces Self-Centering Hinge Drill Bits, ideal tools for pre-drilling hinges for screws
• Come with most common hinge screw sizes 5/64 Inch, 7/64 Inch, 9/64 Inch, 11/64 Inch, 13/64 Inch, 5mm, 1/4 Inch
• Drill bush for precise positioning, will not move. High speed steel body designed, durable and excellent for use, the chips automatic discharge from either side of the top of the drill hole , don't stuck drill
• Get accurately centered holes for hinges, handles, drawer slides, etc. Applicable for the installation of the door hinge.7 popular sizes used for carpenters, cabinet, furniture makers and other wood working jobs
• Comes with Hex wrench/Allen Key and 3 extension bars

Specification: Material: HHS high-speed steel Shank size: 1/4" Size: 5/64 Inch, 7/64 Inch, 9/64 Inch, 11/64 Inch, 13/64 Inch, 5mm, 1/4 Inch Total Weight: 213g Applications: 5/64": Hole cutting diameter is about 2mm, for 2.2 – 2.8mm tapping screw. 7/64": Hole cutting diameter is about 2.8mm, for 3.0 – 3.5mm tapping screw. 9/64": Hole cutting diameter is about 3.5mm, for 4.0 – 4.5mm tapping screw. 11/64": Hole cutting diameter is about 4.5mm, for 5.0 – 5.5mm tapping screw. 5MM: Hole cutting diameter is about 5mm, for 5.5 – 6.0mm tapping screw. 13/64": Hole cutting diameter is about 5.1mm, for 5.6 – 6.1mm tapping screw. 1/4": Hole cutting diameter is about 6.3mm, for 6.8 – 7.3mm tapping screw. Package includes: 1 x 7 pieces NUZAMAS Self-Centering Hinge Drill Bits 1x 3 Extension bars 1x Allen Key