M2-0.89 x 10 Metric 6-Lobe Pan Head PT Alternative 30 Degree Full Threaded A2 Stainless Steel ESW They have a square drive

They have a square drive head that requires a 12-14 mm wrench or socket

This 5/16-18 x 2 1/2 Hex Cap Screw Grade 2 Zinc is a high-quality fastener designed for use in a variety of applications

a full thread

00 Metric Flat Head Rivet Nut

Ensure secure and reliable fastening with our 1/4-20 x 1/2 Hex Cap Screw Grade 8 Yellow Zinc

M2-0.89 x 10 Metric 6-Lobe Pan Head PT Alternative 30 Degree Full Threaded A2 Stainless Steel ESW They have a square driveThe M2 0. 89 x 10 Metric 6 Lobe Pan Head PT Alternative 30 Degree Full Threaded A2 Stainless Steel is a small, high performance screw designed for use in a variety of applications. It features a 6 lobe pan head with a 30 degree angle, providing excellent driving torque and preventing cam out. The full thread design allows for maximum thread engagement and holding power, while the A2 stainless steel construction ensures corrosion resistance and