Bulk #4-40 Socket Head Cap Screws – Alloy Steel Zinc Bake CR+3 – Monster Bolts DIN 439B Heat-treated carbon-steel fasteners get a

Heat-treated carbon-steel fasteners get a lustrous bright-zinc electro-plate

Fix your project right the first time with Bulk #3-48 Socket Head Cap Screws from Monster Bolts

✔️ M12 hex drive compatibility for easy installation

Clean hole of dust and debris

50 coarse thread is one of the most widely used metric sizes for electronics

Bulk #4-40 Socket Head Cap Screws – Alloy Steel Zinc Bake CR+3 – Monster Bolts DIN 439B Heat-treated carbon-steel fasteners get aMonster Overview: Fix your project right the first time with #4 40 Socket Head Cap Screws from Monster Bolts. These high strength fasteners are manufactured from durable alloy steel and finished with a protective Zinc Bake CR+3 coating to improve corrosion resistance while helping reduce the risk of hydrogen embrittlement. The socket head design allows higher torque installation with a hex key, making these screws ideal for demanding assemblies where