The fast cut Bi-Metal hole saws contain an extra cobalt HSS tooth material for enhanced heat and wear resistance, along with a new 5.5 TPI positive rake tooth design, to ensure a smoother and faster cut when compared against our previous Constant Pitch Hole Saw.

Brand Name	Starrett
Material	Bi Metal
Manufacturer Model No	KFC07021
Type	Holesaws
Teeth per Inch (25mm)	5,5
Teeth Type	Extra Cobalt HSS
Pieces in Kit	10
Cutting Depth metric	41mm
Cutting Depth imperial	1,5/8"