Eagles Self centering Hinge Drill Bits for Door Cabinet - 4pcsHSS 1/4" hex shank self centering Predrill Bits for Woodworking,5/64" 7/64" 9/64" 11/64"

Who It Is Design for: Mr. DIY Professionals or amateurs as carpenters, and mechanics, cabinet, furniture makers and other wood working trades. This Self Centering Pre-Drill Bit is a must tool If you are installing hinges, knobs,latches,locks or pulls,or others that needs screws on center Unique value: Often give away free tool products (because we clean stock),pls contact us Provide professional vedio use tutorials,pls contact us Warranty 14 months,a warranty system, to provide repair parts. Professional sellers, and professional guidance, have more tool accessories to choose Long-term Durability: Brass shell, High-speed steel drill,Appearance electroplating,Warranty 14 months Best Punch Performance: Positioning accuracy,will not shift,the chips will automatic discharge from the hole on either side of the top of the drill,not have trouble with wood-chip jamming Common size instructions: The 4 most common hinge-screw sizes are 5/64", 7/64 ", 9/64", 11/64 ". 5/64'':Hole diameter is about 2 mm,Use about 2.2 - 2.8 mm tapping screw 7/64'':Hole diameter is about 2.8 mm,Use about 3 - 3.5 mm tapping screw 9/64'':Hole diameter is about 3.5mm,Use about 4 - 4.5 mm tapping screw 11/64'':Hole diameter is about 4.5mm,Use about 5 - 5.5 mm tapping screw What Is Inside the Package: 4pcs Self-Centering Hinge predrill Bits Note: "Please appropriate adjustments according to the hardness of wood when opening, if wood is soft,you can choose a smaller size, if hard wood,choose corresponding or a bigger size. "