Simonds 2-1/2 Style Blue Tip® Saw Bits can be used exclusively with 2-1/2 Style saws.
Regular, Long and Edger types can be used with either Regular Style or Super Style shanks. Standall Type bits have a built in Chip Breaker and should not be used with Super Style Shanks.
Blue Tip® bits have been the quality standard for generations of sawyers. Blue Tip bits are hot forged from carbon steel to hold a sharp edge, yet can be radially touched up or sharpened with a hand file or grinder. The Blue Tip, a result of a special tempering, is a mark of extra toughness