Socket Head Cap Screw Full Thread Copper Nickel 3/8-16 * 3/4" Grade 8 [Cup Point] [Allen Drive] yellow_zinc The screw has a length

The screw has a length of 10 and a thread of 1-3/8-12

The screw has a length of 4-1/4" and a thread of 5/16-18

Also known as Type 3 slings

Black-oxide alloy steel set screws resist corrosion in dryenvironments

Socket Head Cap Screw Full Thread Copper Nickel 3/8-16 * 3/4" Grade 8 [Cup Point] [Allen Drive] yellow_zinc The screw has a lengthMore corrosion resistant than stainless steel screws, nickel alloy screws have excellent resistance to salt water and some acids. Material is comparable to Monel. They may be mildly magnetic. Length is measured from under the head. The screw has a length of 3 4" and a thread of 3 8 16. Coarse threads are the industry standard: choose these screws if you dont know the threads per inch.