Feature:1. Support hot melting/cold connection, suitable for cutting optical fiber and FTTH cable, very practical2. Refined tungsten steel blade with 24 sides, possess high hardness, wear resistance, good strength and toughness, heat resistance and corrosion resistance3. The product possess up to 48000 cutting life, very durable and practical for you to use4. This optical fiber cold splicing hot-melting tool can be used in both high and low temperature, with strong adaptability and powerful functions5. Equipped with hex keys for easy operation. And storage bag can protect the cleaver and easy to store and carryHow to Use:1. Remove the waste fiber box.2. Use a special hex wrench to turn CCW to loosen.3. Use a cotton swab to advance the next cutting edge and tighten the screw. Specification:Item Type: Fiber CleaverModel: X1Material: Tungsten steelPurpose: Optical fiber cold splicing and hot melting toolBasic Parameters: Cutting angle ≤0.5° Cutting length(approx.) 9 ~ 16mm / 0.4 ~ 0.6in（dia0.25mm / 0.01in）/ 10-16mm（dia0.25mm / 0.01in） Fiber diameter type 125μm Suitable fiber type 0.25 and 0.9mm Blade service life About 48,000 times Suitable operating temperature -40-80℃ Suitable storage temperature -40-80℃ Package List:1 x Fiber Cleaver2 x Hex Wrench1 x Carrying Case1 x User Manual