while the M18B5 offers excellent value for everyday use

Angle Adjustment: 0 - 25 degree

Anti-restart function — prevents accidental start for improved safety on site

Technical Specifications

ToughBuilt SnapShells™ easily snap on and interchange making the perfect kneepad for every job

TechTool M3 Bi-metal Hole Saw 83mm Other Safety Wear while the M18B5 offers excellentTechTool M3 Bi metal Hole Saw 83mm (9AC520) Heavy duty, variable pitch, bi metal construction Hardened HSS teeth Flexible high carbon steel backing For cast iron, stainless and structural steel Alloyed and non alloyed aluminium, bronze, copper, PVC, acrylic and wood