Pack of 100 Compatible Plastic Blades for Stihl PolyCut 2-2 and 3-2, FSA 45 57 FSE 52 Cordless Grass Trimmers

【Insulation】 The heat shrink tubing has good flame-retardant and insulating properties, good corrosion resistance, and good high-temperature resistance. It does not contain PBBE, PBBO, PBB, or other toxic and harmful substances, and does not produce harmful gases. 【High Shrinkage】 The heat shrink tubing shrinks quickly, shrinks at low temperatures, and seals tightly. It can be shrunk to half its diameter, and the length will not be reduced after shrinking. 【Various Sizes】 Transparent box containing 650 pieces of heat shrink tubing. Includes 8 common diameters: 1 mm, 2 mm, 3 mm, 4 mm, 5 mm, 6 mm, 8 mm, and 10 mm. The length is fixed at 40 mm. 【Easy to Use】 Easy to use in seconds. Slide the heat-shrink tubing over the fitting and heat it using a lighter or heat gun. The heat-shrink tubing will create an airtight seal around the fitting. 【Versatile】 This waterproof heat-shrink tubing is versatile and can be used to repair cables and wires, as well as boat and vehicle wiring. It effectively insulates or protects industrial or household cables.