Bulk M12 Flat Head Socket Cap Screws – 12.9 Alloy Steel, Black Oxide
M12 Flat Head Socket Cap screws, Class 12.9 Flat head screws are used in machine parts, die fixturing, and especially common for removable panels and parts. Flat Heads are fully countersunk, so they become flush when installed. These are most often used for assembling close tolerance machinery where head clearance is critical.
M12 Flat Head Socket Cap screws, Class 12.9 Alloy Steel w/ Black Oxide - Monster Bolts
M12 Flat Head Socket Cap screws, Class 12.9 Alloy Steel w/ Black Oxide - Monster Bolts
Bulk M12 Flat Head Socket Cap Screws – 12.9 Alloy Steel, Black Oxide
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Bulk M12 Flat Head Socket Cap Screws – 12.9 Alloy Steel, Black OxideM12 Flat Head Socket Cap screws, Class 12.9 Flat head screws are used in machine parts, die fixturing, and especially common for removable panels and parts. Flat Heads are fully countersunk, so they become flush when installed. These are most often used for assembling close tolerance machinery where head clearance is critical.M12 Flat Head Socket Cap screws, Class 12.9 Alloy Steel w/ Black Oxide - Monster BoltsM12 Flat Head Socket Cap screws, Class 12.9 Alloy Steel w/ Black Oxide - Monster BoltsBulk M12 Flat Head Socket Cap Screws – 12.9 Alloy Steel, Black Oxide

Bulk M12 Flat Head Socket Cap Screws – 12.9 Alloy Steel, Black Oxide

MonsterBULKS
Length: 600 Qty - M12-1.75 x 16mm
Price:
$152.77

Description

Monster Bolts – Bulk Fasteners

Monster Overview:

Equip your builds with high-strength M12 Flat Head Socket Cap Screws from Monster Bolts. Made from Class 12.9 alloy steel with a durable thermal black oxide finish, these fasteners combine precision fit, high tensile strength, and a professional countersunk appearance. The M8 hex drive provides secure engagement for consistent torque control, while the 90° flat head allows a fully flush surface when installed.

Quality & Supply: Every lot meets Monster Bolts’ demanding standards for strength, dimensional accuracy, and finish consistency. Available in both full-thread and partial-thread (PT) variations, these screws are ideal for machinery, automation, and high-load structural use.

Monster Features:

  • Flush Countersunk Head: Perfect for assemblies requiring a smooth, snag-free surface.
  • High Strength: Class 12.9 alloy steel provides superior tensile and preload capacity.
  • Precision Drive: M8 hex socket ensures consistent torque and tool engagement.
  • Thermal Black Oxide: Lightly oiled, RoHS-compliant coating provides mild corrosion protection.
  • Standards: Fully compliant with DIN 7991 / ISO 10642 for uniform head geometry and interchangeability.

Monster Specifications

Feature Details
Diameter / Thread M12-1.75 (coarse, standard metric)
Drive Size Hex M8
Head Type Flat Head Socket Cap Screw – 90° countersunk profile
Material / Grade Black Alloy Steel, Class 12.9
Finish Thermal Black Oxide (light oil; RoHS compliant)
System of Measurement Metric
Standards DIN 7991 / ISO 10642

Length Measurement: Countersunk screws are measured over their entire length, including the head.
Note: “PT” indicates Partial Thread variants.

More Monster Bolts:

• M8 Hex Keys
• Matching M12 Nuts & Washers
• All Bulk Metric Flat Head Socket Screws

Order Today and Experience the Monster Bolts Difference

Buy with confidence — every Monster Bolts bulk order is backed by rigorous inspection, fast fulfillment, and responsive support.
MTRs available upon request for unopened factory cartons.

Note: Bulk shipping times may vary slightly depending on order size and stock location. Most orders ship within a few business days.

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