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These 4-40 x 1 inch security machine screws are for installers who need a fastening option designed to resist removal with ordinary screwdrivers. Their spanner drive helps provide an added level of security, while the flat head supports a neat finished installation.
This 100-pack includes 4-40 UNC machine screws with a 1 inch length, flat spanner heads, and 18-8 stainless steel construction. A matching driver bit is required. The flat heads install flush with metal surfaces or can be countersunk in softer materials.
Key Features:
Choose these flat head spanner drive screws when a 4-40 UNC, 1 inch stainless steel machine screw and matching driver-bit installation are appropriate for your fastening requirements.
| Country of Origin: | Made in USA |
| Material: | Stainless Steel |
| Product Depth: | 1.5" |
| Product Height: | 4.25" |
| Product Type: | Spanner Drive Screws |
| Product Width: | 2.875" |
| Quantity Included: | 1 |
| Shipping Weight: | 25 lbs |
| Manufacturer Part Number: | 121687 |
| Length: | 1 in |
| Drill Size: | #4 in |
| Head: | Flat |
| Size: | #4 |
| Thread: | Coarse in |
| Unit of Measurement: | Inch (Imperial) |
| Brand: | Tamper-Pruf Screws |
| Description: | Tamper Resistant Machine Screw |
| Drive: | Spanner |
| Finish: | Stainless Steel |
| Full or Partial Thread: | Full |
| Grade: | 18-8 Stainless Steel |
| Manufacturers Part Number: | 121687 |
| Package Quantity: | 100 |
| Screw Type: | Machine Screw |
| Width: | 1.50 in |
| Height: | 4.25 in |
| Depth: | 2.88 in |
No additional information available.
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