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Pin Hex Countersunk Self Tapping Security Screw

Pin Hex Countersunk Security Self Tapping Security Screws Stock Sizes

  • Countersunk self tapping security screws
  • Hexagonal socket head with centre pin to resist standard socket bits and Allen keys
  • 2 way reusable fixing requiring special driver bits or keys
  • Medium security resistance
  • Usable for higher torque applications
  • An economic and secure solution

Available in A2 or A4 stainless steel and all stocked sizes are listed below. Pin Hex countersunk head self-tapping screws in non-standard sizes and materials available to order, including small volume manufacture, modifications and custom parts to order.

Gauge / Length (mm) 3/8″ (9.5) 1/2″ (13) 5/8″ (16) 3/4″ (19) 1″ (25) 1 1/4″ (32) 1 1/2″ (38) 2″ (50) 2 1/2″ (63) 3″ (75)
No.6 (3.5mm) marker-image marker-image marker-image marker-image marker-image marker-image
No.8 (4.2mm) marker-image marker-image marker-image marker-image marker-image marker-image marker-image
No.10 (4.8mm) marker-image marker-image marker-image marker-image marker-image marker-image marker-image marker-image marker-image
No.12 (5.5mm) marker-image marker-image marker-image marker-image marker-image
No.14 (6.3mm) marker-image marker-image marker-image marker-image marker-image

Description: Pin Hex Countersunk Security Self Tapping Security Screws

Pin Hex Countersunk Head Self Tapping Security Screws are available in stainless steel. They are tamper resistant fixings requiring special driver bits or keys to fix or remove. Suitable for high torque applications.
The Pin Hex drive makes it ideal for situations requiring medium security and where the fixing needs to be removed for maintenance

Advantages of Pin Hex screws

  • Designed to reduce cam-out, which can occur in Phillips and 2-hole drives
  • Less risk of damaging the drive tip, screw head and also the application
  • The Hex drive also allows better torque compared to conventional screw heads
  • Special driver bit or key required

Pin Hex security screws offer a medium security resistance against vandals and thieves at a relatively low cost.
Within the industry Pin Hex security screws are also referred to by other names including Hex Pin, Tamper Pin Hex and Socket Screw with Pin.
Please see the stock size chart and technical information for all available sizes.

Pin Hex countersunk self tapper technical drawing

No.6 No.8 No.10 No.12 No.14
DK (mm) 6.6 7.9 9.3 10.4 12.4
K (mm) 2.1 2.5 3.0 3.4 3.8

*For guidance purposes only

Pin Hex Countersunk Self Tapping Security Screw