3X POWER: Starrett Bi-Metal reciprocating blade's 3X power technology provides up to three times the life and increased cutting rates compared to normal blades, setting a new level for performance and value on the market. STRAIGHT CUT: These metal cutting reciprocating range comes in a straight blade format, designed for harder cuts when the tip may need to be forced. It will power through metal sheet and sections. SHANK DESIGN: These starrett blades will fit in virtually all cordless reciprocating machines because of their unified shank design that gives maximum grip and stability. METAL CUTTING: Starrett Bi-Metal reciprocating saw blades will slice through metal quickly and efficiently; these blades will cut everything from the thinnest sheet steel up to heavy-duty steel sections STABLE: These saw blades are unbreakable which means they provide safety and reliability every time they are used. It features optimised tooth pitch for vibration reduction, offering cleaner cuts and less fatigue 14 TPI: Starrett reciprocating saw blades have a constant pitch of 14 TPI with a cutting thickness of 6-25mm & Straight cut format. PERFECT SIZE: 100mm – 200mm (4"" – 8"") Available in various sizes and both scroll & straight cut body i.e covering the most popular saw blades on the market, Weight: 0.0220462262 pounds, Manufacturer: Starrett