50pcs DIN 7985 Steel Pan Head Machine Screw Fully Threaded Black Zinc Plated Bolts FastenerM4x20

Description

Features 1.Zinc Plated: These screws are standard zinc plated screws with a decorative black coating applied， increasing the tightness of the product. 2.Black Coat: Black coating offers a slightly increased level of protection against corrosion and is very thin so will not interfere with the threads. 3.Safe Coating : The coating is solvent based and is resistant to chemicals and is also RoHS2 compliant. 4.No Build Up: There is no build up in the threads or recess on the heads. Convenient to use. 5.Note: Please note though that due to the thin application on these screws， it is possible that the coating may scratch slightly. Specification Item Type: Screw Material: A2-70 Stainless Steel Model: M3， M4 Operative Standard: DIN 7985 Process: Black Zinc Plated ModelM3M4 Thread Diameter3mm / 0.12in4mm / 0.16in Pitch0.05mm / 0.02in0.7mm / 0.27in Head Height2.4mm / 0.09in3mm / 0.12in Head Diameter5.6mm / 0.22in7.8mm / 0.3in Screwdriver SizePZ1PZ2 Package List 50 x M4x20 Screw

• Brand: Unbranded
• Category: Screws

• Fruugo ID: 245239932-528341798
• EAN: 9483672538988
• Sold by: Shenzhenshitaixikejiyouxianzerengongsi