M4-1.79 x 18 Metric 6-Lobe Pan Head PT Alternative 30 Degree Full Threaded A2 Stainless Steel KWTF188 and it is also self-locking

and it is also self-locking to prevent loosening

10-24 x 1/4 Slotted Indented Hex Washer Thread Cutting Screw Type F Fully Threaded Zinc:

and the Grade 5 rating indicates its high strength

9 Zinc is a high-quality fastener designed for demanding applications

These screws are made of zinc-plated steel

M4-1.79 x 18 Metric 6-Lobe Pan Head PT Alternative 30 Degree Full Threaded A2 Stainless Steel KWTF188 and it is also self-lockingThe M4 1. 79 x 18 Metric 6 Lobe Pan Head PT Alternative 30 Degree Full Threaded A2 Stainless Steel screw is a versatile and durable fastener designed for a wide range of applications. It features a 6 lobe pan head with a 30 degree angle, providing a secure and tamper resistant grip. The full threads extend along the entire length of the screw, ensuring maximum holding power. Made from A2 stainless steel, it offers excellent corrosion resistance and is