HSS bi-metal hole saw 28 mm

Vibration-reduction and high true running accuracy due to thick back section; High-quality serration easily assured, precise cut; Cooling slots ensure low heat build-up; No canting when sawing ; High-quality, rake variable pitch design provides faster, easier cutting ; High true running accuracy ; Max. cutting depth 41.3 mm ; Tooth hardness Rc 65-68 ; Mild steel, cast iron, brass, aluminium, fibreglass, wood and plastic ; Arbors have to be ordered separately, not included in scope of supply ; High-quality, rake variable pitch design provides faster, easier cutting; High true running accuracy; Max. cutting depth 41.3 mm; Tooth hardness Rc 65-68; Mild steel, cast iron, brass, aluminium, fibreglass, wood and plastic; Arbors have to be ordered separately, not included in scope of supply