Custom Penta Head Bolt with Skived Grip Gaging Body & Logo Customization

ISO-Compliant 304SS Penta Security Bolts with Partially Threaded Design & Dog Point

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Need Tamper-Resistant Fasteners with Brand Identification for Safety-Critical Automotive Components?

Our custom penta head bolts combine anti-tamper security with logo customization, ideal for automotive assemblies requiring theft prevention and brand traceability. The skived grip gaging body ensures precise torque control and consistent clamping force in safety-critical applications. With full ISO compliance and salt spray testing, we deliver reliable fasteners for demanding automotive specifications. Contact us for samples and technical specifications tailored to your assembly requirements.

With 45 years of fastener manufacturing expertise, we implement comprehensive inspection protocols using advanced measurement tools including calipers, protrusion-height gages, micrometers, and 2.5D/2D projectors. Every dimension—from across flat and corner measurements to head height, major diameter, grip gaging length, skiving specifications, minor diameter, thread angle, and pitch—is verified through ring gage GO/NO GO testing, fully complying with ISO Working Instructions. Our production capabilities span head diameters from M1.6 to M16 and lengths from 3.175mm to 600mm, with material options including 302HQ, 304SS, 305SS, 316SS, 410SS, 420SS, and 430SS stainless steel grades to meet diverse industrial requirements.

Custom Penta Head Bolt - Penta Head Bolt, Grip Gaging Body under Head w/ Skived Chamfer. Partially Threaded
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Custom Penta Head Bolt

BF008-151113-1

Process: Head formation before threading, and then acid washing
All the items are inspected during the process and before shipping, complying with ISO Working Instruction
Inspection Tools: Calipers, Protrusion-height gage, Micrometer, 2.5D and 2D projector
Measurement Points: Across the flat and corner, Head height, Major diameter, Grip gaging length, Skiving diameter, Skiving height, Minor diameter, Thread angle, Pitch, Ring gage GO/NO GO

Features

  • Penta Head
  • LOGO on Head Surface
  • Partially Threaded
  • Skived Grip Gaging Body
  • Dog Point

Specification

  • Item Size: 1/2-13*100mm
  • Item Material: 304SS Stainless Steel
  • Available Stainless Steel Material: 302HQ、 304SS 、305SS 、316SS 、410SS 、420SS 430SS

Available Product

  • Head Diameter M1.6~M16/#00~#5/8
  • Length 1/8”~12”/3.175mm~600mm