Drill Bit Centering HSS Self Hinge Twist Drill Bits Hex Shank Window Doors Screw Hole Screwdriver Drill Bit Set 4/7pcs 1Set Step
Step Drill Bits Set Specification:
- Material: high-speed steel
- All shank size:1/4″
- Hole size:5/64″, 7/64″,9/64″,11/64″, 5mm, 13/64″,1/4″
Step Drill Bits Set Features:
- – High speed steel drill bits, with 4/7pcs.
- – The Shank of the stainless steel drill is 1/4” inch.
- – Suitable for wood window or door tapping.
- – Fast replacement composite cone, uses drill edged principle.
- – Drilling and tapping, high working efficiency.
- – High hardness, rustproof, solid and durable.
- – Positioning accuracy, will not shift, the chips automatic discharge from either side of the top of the drill hole,don’t stuck drill.
- – The bits are surrounded by spring loaded guides that have a widow 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″.
- – 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.
Step Drill Bits Set Package includes:
- 7 x Hinge Hardware Drill