Coarse threads are better when working with brittle materials; they are sturdier and are easier to thread and unthread compared to fine. Make use of this Stainless-Steel Socket Cap Screw for machinery, automotive, electronic components and heavy equipment Monster Bolts is your top choice for metric & US-sized fasteners. The Hillman 1/4 in.-20 x 1 in. Socket-Head Cap Screws carry a recessed internal socket drive to add strength. They are commonly used on machine parts, manufacturing equipment, and other mechanical applications With a high cylindrical head, socket cap head fasteners have a recessed driving area and offer high hold power at high torque levels. Application: automobile, mold, machinery, electronics, construction industry. Socket Cap Screws are reliable and durable and are used in many applications. 8-32 Machine Screw 20-Pack 1/4-20 X 1in Flat Head Socket Screws 304 Stainless Steel Machine 366814 Hex socket drive systems are driven by hex wrenches or power tools with hexagonal bits. The size name of a threaded fastener includes information about the major external diameter, followed by the threads per inch, which indicates if it is coarse or fine. 304 Stainless Steel provides strength and offers good corrosion resistance in many environments. Drive Type: Hex Wrench (hex key/Allen key) 32 10#-24 American Standard Hex Socket Head Cap Screws...