Fangrui Product Details [5 Packs ] : Widely Use 4 Inch Chains For Market All 4-inch Mini Chainsaws Cordless Electric Portable Battery Handheld Chainsaw. [pointed Teeth]: With Pointed And Wear- Gear Teeth, Cutting More Efficient And Faster, With High Hardness, The Carving Chains Are Not Easy To Break, And Practical, Can Bring You Much Convenience And Saving Time. [ And Strong Chain]: Chain Is Deeply Quenched To Smooth Cutting And Optimal Lubrication. The Service Life Of The Saw Chain Is Longer And Smooth, Wear-, And Cuts Smoothly. [easy To Install And ]: Just Turn The Screw, Remove The Chain, Then The New Chain, And Finally Tighten The Screw. Please Pay Attention To The Installation Direction Of The Chain When You Install And . And Small Design For Easy And Installation. Features: They Can Be Applied To A Variety Of Materials. Intended For Cutting, Carving And Shaping Wood, Cutting Plywood, Laminated Flooring, Chipboard, Plastic, Ice, Rubber, Etc. Color: Black Material: Metal Packa