200pcs Black 12.9 Grade Alloy Steel Hex Socket Cup Point Grub Screw Set - M3 M4 M5 M6 M8

▲ HIGH-STRENGTH FASTENER KIT

This 12.9 grade alloy steel grub screw set features black oxide coating and cup point design for maximum holding power. With 10 size variations from M3 to M8 in a compartmentalized case, it provides industrial-grade fastening solutions for RC models, machinery, automotive, and manufacturing applications requiring high-torque resistance and vibration-proof performance.

⮞ TECHNICAL SPECIFICATIONS

• Material: Alloy Steel 12.9 Grade
• Finish: Black Oxide
• Point Style: Cup Point
• Head Type: Hex Socket
• Case Dimensions: 125x65x22mm
• Net Weight: 140g

⮞ SIZE DISTRIBUTION (20pcs each)

• M3x3
• M3x4
• M3x6
• M4x4
• M4x6
• M5x5
• M5x8
• M6x6
• M6x10
• M8x8

⎈ MATERIAL ADVANTAGES

⎈ INDUSTRIAL APPLICATIONS

INDUSTRY USE CASES
RC Models Motor mounts, gear mesh, shaft collars
Automotive Pulleys, couplings, steering components
Machinery Rotary tables, spindles, drive systems
Manufacturing Jigs, fixtures, clamping devices

⎈ PERFORMANCE BENEFITS

STRENGTH
12.9 Grade
GRIP
Cup Point
PROTECTION
Black Oxide
VALUE
200pcs Kit

INSTALLATION TIP:

Use correct hex key size to prevent stripping. Apply threadlocker for permanent installations. Torque to 90% of screw shear strength

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