HIGH QUALITY TO BE TRUSTWORTHY: 304 stainless steel material, not rust, anti-moisture, anti - oxidation, corrosion resistant, acid/alkali resistance, high hardness. No pollution, Health lead-free environmental protection non-toxic.
MANY SPECIFICATION TO BE CHOSEN: M4*10mm,M4*16mm,M4*20mm,M4*25mm,M4*30mm;M5*10mm,M5*16mm,M5*20mm,M5*25mm,M5*30mm;M6*10mm,M6*16mm,M6*20mm,M6*25mm,M6*30mm,total 250 Set, Includes 15 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: M4*0.7mm、M5*0.8mm、M6*1.0mm)
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.