New and improved design,Every other tooth is thinner for faster cuts,New heat vent/expansion slot design reduces vibration for longer life and straighter cuts,Construction grade carbide teeth for longer life,Reinforced shoulder for added durability,Fully hardened plate runs longer. This blue coating 165mm, 24-tooth carbide blade features aggressive tooth geometry and ultra thin kerfs allow the blade to cut through a variety of materials faster while the heat treatment gives the blade longer life than traditional carbide blades. This 24-tooth blade is ideal for ripping and crosscutting in dimensional lumber. Product Name:165mm 24t rip cut saw blade Cutting application:timber,soft wood,hard wood Diameter:165mm Teeth number:24t Arbor size:20mm Blade thickness:1.2mm Plate material:50C Body tech:punch Cutting kerf:2.0mm Carbide tip code:K10 Tooth Geometry:ATB Hook angle:15 Maximum speed:8500rpm./min Quality level:Standard quality