A hole saw (also styled holesaw), also known as a hole cutter, is a saw blade of annular (ring) shape, whose annular kerf creates a hole in the workpiece without having to cut up the core material. It is used in a drill.
Features:
- Knife material must be well fixed, cannot move, with the hole to a 90-degree angle.
- Just starting the drill slowly contact with the material being drilled, can not affect the workpiece, at the same time for low speed (the greater the lower the hole opener speed)
- Do not be too hard up and down the screw, so as not to screw the screw
- If there is a situation, you can add the coolant, when it is about to drill through, and pay attention to slowing down the speed, if it is abnormal or when removing the poor chip, please stop working, the ironwork cleaning
Specifications:
- DIY Supplies: Metalworking
- Type: Core drill bit
- Use: Metal etching
- Material: Cobalt alloy steel
- Brand Name: JGZUI
Package Includes:
1 x Drill Bit Set Saw Blade Hollow Cutter For Stainless Steel Metal Alloy Drill
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