| Main centres: | 1-3 business days | 
| Regional areas: | 3-4 business days | 
| Remote areas: | 3-5 business days | 
Included in the set:Bi-metal hole saws:
(x1) Ø19mm
 (x1) Ø22mm
 (x1) Ø29mm
 (x1) Ø38mm
 (x1) Ø44mm
 (x1) Ø57mm
Adaptors:
(x1) 3/8" Hex HSS adaptor Ø19-29mm
 (x1) 7/16" Hex HSS adaptor Ø38-57mm
 (x1) Hex key for replacing pilot drill bit
 (x1) Adaptor 1/2-20UNF - 5/8-18UNF
INFO:
 The set includes a storage case for transport.
Application:The Bi-metal hole saw"s fast cutting power lies behind its HSS (hi-speed steel) manufactured teeth.
The teeth have been set to a variable pitch to improve harmonic vibration and to have a better chip clearance.
The hole saw can be used to cut into:
The Bi-metal hole saws are primarily used by electricians, plumbers, machinists and carpenters.
Lubricant tip:
 Use paraffin or beeswax when cutting into aluminium. Use  CT-90 or a general-purpose lubricating oil when cutting into steel.