Item Type: Wing Nuts Product Material: A2-70 stainless steel Product Standard: DIN 315 Product ModelThread DiameterPitch M33mm0.5mm M44mm0.7mm M55mm0.8mm M66mm1mm M88mm1.25mm M1010mm1.5mm150Pcs in 1 Set: The kit includes 50pcs wing nuts, which are sufficient in quantity and can be used and replaced directly. 2A2?70 Stainless Steel: Made of A2?70 stainless steel, with high tensile strength, corrosion resistant, hard and durable. 3Compact Size: These wing nuts are small and compact, with delicate appearance and strong practicability. 4Standard Size: The product standard is DIN 315, with standard thread, accurate size and strong compatibility. 5Wide Applications: Commonly used in appliances, communications, automobiles and other equipment that require frequent disassembly and maintenance. 50 x M4 Wing Nuts