Material: stainless steel alloy special opener

Material: Alloy

Size: 12mm~200mm

Handle: Triangle handle

Available materials: stainless steel / mould steel / cast iron / aluminium alloy / copper / steel plate /Thick non-standard iron / aluminium plate / ordinary wood, etc.

Not recommended for: concrete, stone, tile, glass.

Can be applied to: hand drill, table drill, impact drill and other equipment.

Precautions:

1. Check whether the centre drill is tightened, open the machine and check the concentricity of the hole saw.
When drilling, the hole saw should be perpendicular to the metal, otherwise the alloy will be easily dislodged. It is better to use cutting fluid to cool the thick metal.

2. follow the drilling speed chart when drilling, otherwise the hole saw will be easily damaged.

3. When using a hand drill, make sure the hole saw is perpendicular to the metal.