Phillips Cone Point Grub Screws Set Screw Small M2 M2.5 M3 M4 A2 Stainless Steel
Pitch: 0.4mm（M2）/0.45(M2.5) /0.5mm（M3）/0.7mm（M4）. [Durable Material]: made of 304 stainless steel, with excellent anti-rust and corrosion resistance property, and won’t slip out easily. No burr, Work Well.