Because the blade is stainless steel

the included nozzle extension directs airflow into tight corners and edges with precision

Uncertainty of measurement K: 3 dB(A)

REDLINK PLUS™ Intelligence — overload protection and optimised performance

Blade: 185mm

Sandflex® Bi-Metal Holesaw for Metal/Wood Boards/Plastic 73 mm Fast Charger Because the blade is stainlessSandflex Bi Metal Holesaw for Metal Wood Boards Plastic 73 mm Sandflex bi metal holesaws work excellently in most materials such as wood, plastics, non ferrous and ferrous steel including stainless steel Bi metal construction with 8% cobalt for increased wear resistance Fit all power drills, both stationary and portable Knockout holes allow easy removal of cores Cutting depth max 38 mm (1 1 2") 4 6 teeth per inch Max. holesize = nominal holesaw size