M12-1.75 x 30 18-8 Stainless Steel Metric Socket Head Cap Screw is used where metric socket screws need a corrosion-resistant stainless material in general service. Head height in this socket head pattern corresponds to the nominal metric thread diameter, a useful check when reviewing counterbore clearance. 18-8 is a general-purpose stainless choice, so final material selection still depends on chemicals, chlorides, load, and service conditions.

Outdoor kiosks and enclosures can use 18-8 metric socket screws where weather exposure is present but 316 is not specified. For stainless-on-stainless threads, moderate installation speed and a suitable lubricant or anti-seize help reduce galling risk.

Cold Headers helps buyers keep material, metric pitch, length, and socket head geometry aligned with the print. Review the metric thread, length, head diameter, head height, socket size, and key engagement before substituting another screw.

Technical Highlights

• Head Style: Cylindrical socket head, internal hex drive
• Material: 18-8 Stainless Steel
• Thread Size: M12-1.75 (coarse metric pitch)
• Length: 30 mm
• Head Diameter: 18.00 / 17.57 mm (max/min)
• Head Height: 12.00 / 11.73 mm (max/min)
• Hex Key Size: 10.0 mm
• Minimum Key Engagement: 6.6 mm
• Dimensional Standard: ISO 4762 / DIN 912

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