M4-1.79X18 Metric Phillips Flat Head PT Ejot Alternative 30 Degree Fully Threaded Zinc (Pack Qty 5,000) BC-M418PTPF

Designed to form its own thread in thermoplastic materials. The 30° thread angle reduces the outward expansion of the material being displaced. The recessed design of the thread root enables more material to flow into the area between threads. The depth of the thread pattern increases the fastener’s load carrying properties while resisting vibrations, thus resisting loosening Steel: Diameters M3 & smaller: Case-Hardened C1022 Steel. Diameters M3.5 and larger: Through-hardened C1022 Steel Stainless: A2 Stainless SteelYou may also like M5-0.8X12 Din 7985A Metric Pozi Type-Z Pan Machine Screw Full Thread Zinc (Pack Qty 1,500) BC-M512D7985AZ.