HIGH QUALITY TO BE TRUSTWORTHY. 8.8 Grade Alloy Steel, corrosion resistance property, features good wear resistance, high hardness and high strength.
MANY SPECIFICATION TO BE CHOSEN: M5*10mm,M5*16mm,M5*20mm,M5*25mm,M5*30mm;M6*16mm,M6*20mm,M6*25mm,M6*30mm;M8*16mm,M8*20mm,M8*30mm,M8*40mm,total 143 Set, Includes 13 Most Common Sizes.
STANDARD SIZE(Tolerance:±0.005mm): Uniform force, located in the center of the head with no offset, not easy to slip; Uniform pitch, obvious screw thread, no residual burrs, the set screw threads will be able to get a good grip. (Pitch Size: M5*0.8、M6*1.0mm、M8*1.25mm)
PLASTIC HEAT SEAL PACKAGING: Practical and convenient of packing box, All of screws and nuts are packed in a durable and sturdy box, this box can be use for a storage box.
THE WIDE APPLICATIONS: Used widely in the home and office appliance, communication equipments, furniture, car & motorcycle repair and DIY design.