Designed with 0.4mm pitch, M2x20mm hex socket head cap and 304 chrome steelmaterials. Fixing element, industrial and building fasteners. Used extensivelywithin thehouse and workplaceequipment, communication equipments, ship meeting and differentequipmenttrade. Head Measurement: 4x2mm/0.16inch x0.08inch (D*H) Hex Nut Measurement: 4x1.5mm/0.16inch x0.06inch (W*T) Hex Socket Measurement: 2mm/0.08inch Drive Kind: Hex Socket Head Model: Socket Cap Head Materials: Stainless Metal Product Identify: Hex Socket Cap Screws Thread Measurement: M2x20mm/0.08inch x0.8inch (D*L) Fastener Kind: Socket Screw Colour: Silver Tone Thread Pitch: 0.4mm CompleteSize: 22mm/0.9inch Weight: 13g Bundle Contents: 20Sets x Hex Socket Cap Screws Solely the above bundlecontent material, differentmerchandiseusually are not included. Be aware: Gentletaking pictures and completely differentshowsmighttriggerthe colour of the merchandisewithin theimageslightlycompletely different from the truefactor. The measurement allowed error is +/- 1-3cm.