1/4-20 x 1/2" Security Machine Screw - Pan Spanner Head - 18-8 Stainless Steel - FT - UNC - 100 Pk 121290

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Brand: Tamper-Pruf Screw
Part #: 121290
SKU
281-15255B22
Regular Price $194.29 Special Price $102.46

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1/4-20 x 1/2" Security Machine Screw - Pan Spanner Head - 18-8 Stainless Steel - FT - UNC - 100 Pk

Protect your assets with the 1/4-20 x 1/2in Security Machine Screw from Tamper-Pruf Screw. This 18-8 stainless steel fastener features a unique pan spanner head design that prevents removal with ordinary screwdrivers, ensuring maximum security and tamper-evidence. With its low-profile pan head and high-edged crown, this screw provides increased strength and durability. Ideal for applications where security is paramount, such as in industrial equipment, machinery, and heavy-duty construction projects. The matching driver bit is required for installation, but the added security and peace of mind are well worth the extra step.

Top product features:

  • Prevents removal with ordinary screwdrivers due to its drive design.
  • Provides maximum torque transfer and positive tool engagement for easier drive installation with less pressure and slippage.
  • Features a low-profile pan head design with a large diameter and high-edged crown for increased strength.

Top product applications:

  • Security screws are ideal for applications where tamper-resistance is essential, such as in medical devices, industrial equipment, and high-security storage units.
  • These screws are suitable for use in military equipment and vehicles, where the added level of security provided by the pan spanner head is critical.
  • The 18-8 stainless steel construction and high-edged crown of these screws make them suitable for use in harsh marine environments, such as on boats and ships.
Security fasteners provide an added level of security by their drive design that prevents removal with ordinary screw drivers. Maximum torque transfer & positive tool engagement means easier drive installation with less pressure & slippage. Requires matching driver bit. Pan head screws are low profile with a large diameter and high-edged crown for increased strength.

Additional Information

  • UNSPSC: 31161500
  • Brand: TAMPER-PRUF SCREWS INC
  • Package Quantity: 1
  • Country of Origin: US
  • FOB Origin: CA
  • Ships by: PARCEL
  • Comes in a kit: No
  • Newly added to catalog: No
  • Item is on Clearance: No
  • Contains Hazardous Materials: No
  • CA Proposition 65 Applies: No
  • Package Length: 2.25
  • Package Width: 1.38
  • Package Height: 3.25
  • Package Weight: 1.11
Product info last updated on April 23, 2026 3:06pm UTC Category: Tamper Proof Security Screws
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