M4-0.7 x 45 Alloy Steel Metric Flat Head Socket Cap Screw is designed for metric countersunk installations where the fastener head must sit flush after assembly. Internal hex drive access supports controlled installation in compact assemblies, service panels, tooling, and automation equipment. Alloy steel construction is commonly selected for metric fastening locations in OEM machinery and industrial maintenance. The M4-0.7 x 45 size supports exact catalog selection for OEM production, distributor stock programs, plant maintenance, and repair departments. For engineers, OEM manufacturers, purchasing managers, and maintenance professionals, this alloy steel part helps match the fastener to the assembly without changing the locked dimensions. Machine building, tooling, fixtures, automation equipment, and oem machinery are common sourcing contexts for this product family. Call Cold Headers at 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.