Includes 4 blue lawn blade sharpeners+1 blade balancer. Note: Very light, please be careful when using! Suitable for most electric drills, the design is perfectly balanced, practical and convenient. Made of sandstone and steel, it is durable enough to make your lawn mower clean and sharp, and can for a long time. Coarse-headed power drills and manual drills can easily and quickly grind blades. It is very suitable for grinding lawn blades, drilling blades, lawn mowers, long stick cutters, rotary cultivators, hoes, etc., so that the edges become more effective. Name: mower blade accessories set Material: metal Colour:blue Package Contents: 1 x mower blade accessory set (4 x blue lawn blade sharpener, 1 x blade balancer) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.