Features：
- 100% brand new high quality.
- Industrial grade metal drill bit - made of tungsten carbide with tungsten tip for long life and exceptional cutting performance.
- Each part of the hole saw is made of high-quality tungsten carbide, which has been heat-treated and has good hardness; the surface has been coated to ensure good corrosion resistance and rust resistance to ensure performance and service life.
- Carbide teeth for fast cutting of clean, round holes; precise and clean hole with fast removal of residue and ensures efficient working so that the hole does not easily come to a collapse phenomenon.
- Meets all your cutting and drilling needs with sharp teeth and center drill bit with spring, this hole saw cuts smoothly and easily. The spring on the drill bit would automatically push the wood chipper out of the saw immediately after completing the hole.
- The hole saw set includes 10 different diameter drill bits, which are 16mm，18mm，20mm，22mm，25mm，26mm，28mm，30mm，40mm，50mm. You can choose according to your actual drilling requirements, the full size to meet your needs.
- Carbide hole saw set, Suitable for drilling general sheet metal. Such as drilling stainless steel, iron, cast iron, aluminum alloy, etc. Perfectly suitable for hand drill and bench drill.
* Tips: Keep the drill evenly at low speed to prolong the life of the hole cutter. Please add coolant when working on stainless steel and steel plates over 5mm.
Specification：
- Material：Tungsten carbide
- Product type：Hole saw.
- Diameter：16mm 18mm 20mm 22mm 25mm 26mm 28mm 30mm 40mm 50mm
- Drilling depth：20mm
- Length：70mm
- Handle diameter：10mm
- Quantity：10 pieces
- Style：Industrial
Package included：
10 pcs x carbide hole saw
