HIFROM Door Drill Bit Set with Automatic Center Punch,Doors Self Centering Hinge Tapper Core Drill Bit Set,Hole Puncher Woodworking Tools 5/64" 7/64" 9/64" 11/64" 13/64" 5mm 1/4"

• Center drill bit -Drill bush for precise positioning,Accurate drilling exact pilot holes in cabinet door hinges, door butts, handles, drawer slides, and more.Applicable for the installation of the door hinge.7 popular sizes used for carpenters, cabinet, furniture makers and other wood working trades.
• Center drill bit-Sawdust will be automatically discharged from the top of the holes on both sides, without drill blocked. Never miss the center of the hole again, references from the hinge bevels.
• Automatic Center PunchTool-Spring loaded design effectivly increases the elasticity and reduces the pressure. The CR-V thimble is pointed at the center point of the object when punching. Brass copper hull body,prevent slippery and rust.
• Automatic Center PunchTool-Point the tip at the center point of the object, resist the grip of the handle to press down, use the force and the reaction force principle, mark a hole or break the glass in a moment.
• Package Include:1 Pc x Automatic Center Punch Tool, 7 PcsX Center drill bit.

Center drill bit: Color: silver Material: Brass + high-speed steel Appearance: Electroplating Type: Core Drill Bit Quantity: 7 pieces Dimensions: 5/64 ", 7/64", 9/64 ", 11/64", 13/64 ", 5 mm, 1/4" It is a set of professional drilling tools, applicable to the installation of the door hinge. Usage instruction. Feature: The 7/64" is good for drilling holes in smaller hinges and hardware like decorative boxes. The 9/64" is ideal for medium to full size hinges and hardware. The 11/64 is perfect for door hinges, gate locks and all large hardware. The bits are surrounded by spring loaded guides that have a window to show the drill bit depth while making adjustments. They come in the 3 most common hinge screw sizes 7/64",9/64", 11/64". Automatic Center Punch Quick and easy to use, it delivers an automatic spring-driven strike when it's pressed against a surface. An adjustable cap allows you to regulate the striking force. The premium brass body has a deeply knurled nonslip surface for sure handling and control. Package Include: 1 x Automatic Center Punch 7X Center drill bit