10-16 x 1 1/2 Square Drive Flat Head Self Drilling Screw Full Thread 410 Stainless Steel M1.6-0.35 while the 6-lobe flat head

while the 6-lobe flat head allows for easy installation and removal using a standard hex key

This 3/4-10 x 4 Carriage Bolt Galvanized is a strong and durable fastener designed for outdoor use

it is highly resistant to corrosion and rust

and other demanding applications where durability and reliability are paramount

9 grade indicates a tensile strength of 1040 MPa

10-16 x 1 1/2 Square Drive Flat Head Self Drilling Screw Full Thread 410 Stainless Steel M1.6-0.35 while the 6-lobe flat headThese 10 16 x 1 1 2 inch Square Drive Flat Head Self Drilling Screws are made of 410 stainless steel for superior corrosion resistance. They feature a square drive for a secure grip, a flat head for a flush finish, and a self drilling tip for easy installation. These screws are full thread for maximum holding power and are ideal for a variety of applications, including metal, wood, and plastic.