10-16 x 2 1/2 Square Drive Flat Head Fully Threaded Self Drilling Screw Zinc & Bake #4 The head has a domed

The head has a domed top and the neck has four flats

The 10-32 x 3/4 Unslotted Indented Hex Washer Head Machine Screw Fully Threaded Black Oxide is a versatile and durable fastener designed for a wide range of applications

The Grade 2 rating indicates that the screw has a tensile strength of 60

the perfect choice for demanding outdoor applications

These washers are designed to be used with 1/4" machine screws and are made of 18-8 stainless steel

10-16 x 2 1/2 Square Drive Flat Head Fully Threaded Self Drilling Screw Zinc & Bake #4 The head has a domedThese 10 16 x 2 1 2" square drive flat head fully threaded self drilling screws are made of zinc and bake, making them durable and corrosion resistant. They feature a square drive for increased torque and reduced cam out, and a flat head for a flush finish. The self drilling point eliminates the need for pre drilling, making installation quick and easy. These screws are ideal for a variety of applications, including metal to metal, metal to wood, and