About This 【Professional Bi-Metal Construction】Built with high-speed steel cutting teeth and a flexible spring steel body, combining durability, safety, and performance 【Universal Fit】Standard 12" Length x 0.025" Thick x 1/2" Width size fits most hacksaw frames on the market 【Precision Wavy Teeth – 24 TPI】Designed with fine-pitch wavy set teeth for clean, precise cuts through steel, aluminum, plastic, and more.( low TPI for fast cutting of soft materials, medium TPI for a balance of speed and finish on medium-hard materials, and high TPI for precise cutting of hard materials) 【Shatter Resistant & Long Lasting】Precision-hardened teeth combined with a flexible steel body reduce the risk of breakage and ensure long-lasting cutting efficiency 【Convenient Storage】Comes in a 10-pack with a durable plastic case for easy organization and portability Overview Material : Bi-Metal Brand : HAUTMEC Product Dimensions : 12"L x 0.5"W Color : White Number of Teeth : 24 Style : 12"x24TPI (10 Pack) Item Thickness : 0.03 Inches