4-40 X 1/2″ Machine Screws Flat Head Six Lobe Drive 18/8 Stainless Steel (5000/Pkg.) Cheap
Original price was: $172.84.$72.59Current price is: $72.59.
For orders under $150.00, a shipping fee of $12.99 applies.
Engineered for durability and precision, our Machine Screws Flat 18/8 Stainless Torx Alt 4-40 x 1/2 offer reliable fastening for electronics, cabinetry, and machinery assemblies.
Crafted from 18/8 stainless steel (304), these flat head machine screws resist corrosion and provide long-lasting strength. The Torx Alt drive improves torque transfer and reduces cam-out for consistent installations in tight spaces.
Head style: Flat head for a flush, low-profile finish
Material: 18/8 stainless steel (304) for excellent corrosion resistance
Drive: Torx Alt
Thread size: 4-40
Length: 1/2 in
Applications: Electronics, cabinetry, machinery, and other precision assemblies
Choose these machine screws when you need a reliable, corrosion-resistant fastener that seats neatly and accepts precise torque. Pair with the appropriate Torx Alt driver and, if necessary, washers to achieve a perfect fit.





