Features: This chain saw bracket set uses the 100mm(4") angle grinder and the grinder is not included in this package. Its input power depends on your own 100mm(4") angle grinder, so it is not a certain number. It has plastic handle which is very convenient for carrying. Safety of sawing, effectively improve the efficiency of your work. The chain interval with the counter-attack shrapnel, guide oil hole, make to use more secure. These saw chains are an improved version of the titan saw chain and are semi professional chains machine cutter saw wood cutting chain chainsaw grinder electric tools tree angle hand mini tool set small home kit drill battery blade power attachment electrical inch motor stand engine metal price wooden axe wall adapter bracket key accessories grinding black hole show car parts brush blades operated chains saws cordless machines woodworking iron box sharpener garden steel work automatic machin gear trees lakdi use branch cuter working woodcutter oil angel adaptor size big cut items tap katar manual cover washer shaw cating ring men bell screw packing mower best watch ki diy swa gasoline converter l door attachments mill grander outdoor hacksaw gadgets guide diesel kating house safety cater . Usage: When you want to tighten the chain or loosen the chain,chainsaw chain aso electric sawangle grinder attachment so log splitter o safety gear ao mini cutter tool saws for cutting wood mill trees machine inch tree shaw small electrical tools bracket with set kit stand first you need to loose the hex screws on the black board and then you could loose or tighten the cheek screw with the screwdriver bit, when you feel the chain is suitable for your work, you could fix the hex screw again and then use the chain saw., Specification: Product name: 11.5'' woodworking chainsaw refit kit material: Steel guide bar size: Approx. 34cm/13.39'' length, 6cm/2.36'' width main colour: Silver and black quantity: 1 set.