M3-0.5 x 6 18-8 Stainless Steel Metric Flat Head Socket Cap Screw gives raised-head interference a cleaner answer: a metric flat head with internal hex drive access and 18-8 stainless construction. This geometry reduces surface projection so guides, tracks, and mating plates can pass over the fastened area more cleanly.

Food-equipment surfaces and wipedown panels often favor countersunk stainless screws because the finished face is easier to clean. Stainless-on-stainless threads can gall when driven fast and dry, so moderate installation speed with lubricant or anti-seize is common practice. Confirm overall length, head diameter, head height, socket size, and key engagement before substitution.

Cold Headers keeps this 18-8 metric flat head family separated from inch-series and alloy rows so purchasers can keep the drawing callout intact. 18-8 Metric Button Head Socket Cap Screws reduce projection without a countersink.

Technical Highlights

• Head Style: Flat (countersunk), internal hex drive
• Countersink Angle: 90°
• Material: 18-8 Stainless Steel
• Thread Size: M3-0.5 (coarse metric pitch)
• Length: 6 mm (overall, including head)
• Head Diameter: 6.00 / 5.82 mm (max/min)
• Head Height: 1.86 mm (max)
• Hex Key Size: 2.0 mm
• Minimum Key Engagement: 1.05 mm
• Dimensional Standard: ISO 10642

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.