The hole saw alloy teeth are made of high-strength tungsten-cobalt alloy and have a sharper shape design. Hole saws have better hole opening efficiency.
The surface of the carbid hole saw is smooth: the waste is easier to remove when opening, and the operation is more stable and the opening effect is better.
It can be used to open self leveling concrete, hollow brick, cement wall, concrete wall, red brick etc. when installing air conditioners, water pipes, water heaters, fume pipes, sewers, etc.