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 18 TPI: Starrett reciprocating saw blades have a constant pitch of 18 TPI with a cutting thickness of 4-10mm & 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