Benchmark Fasteners, Inc. offers every type of standard fastener available in the industry. Please use the following chart to help identify what you need; feel free to print it out. Then go to our Standards Quote Form and select the exact specs you need. No hassles, no problems.| Driving Recesses | |||||||
|---|---|---|---|---|---|---|---|
 Phillips |
 Slotted Phillips Combo |
 Slot |
 Phillips (1A) |
 Phillips Square Combo |
 Hex |
 Hex Washer |
 Slotted Hex |
 Slotted Hex Washer |
 Square |
 Phillips Hex Heads |
 Six Lobe |
 Slotted Six Lobe Combo |
 Hex Socket |
 Slotted Hex Socket Combo |
 Slotted Square Combo |
| Head Styles | |||||||
 Round |
 Flat |
 Pan |
 Button |
 Fillister |
 Truss |
 Binding |
|
 Oval |
 Flat Fillister |
 Indented Hex |
 Hex Washer |
 Flange Hex |
 Washer |
 Trimmed Hex |
|
| Tapping and Metallic Drive Screws | ||||||
|---|---|---|---|---|---|---|
 CA |
 A |
 AB |
 B |
 BP |
 C |
|
 D (1) |
 17 |
 F |
 T (23) |
 BT (25) |
 U |
|
| Machine Screws | ||||||
 Standard |
 Header Point |
 Leader Point |
 Dog Point | |||
Hex Socket with Pin |
 Spanner |
 6 Lobe with Pin |
 One Way |
 5 Node |
 7 Node |
 6 Node |
| National Coarse (NC) | National Fine (NF) |
|---|---|
| - 1 - 64 2 - 56 3 - 48 4 - 40 5 - 40 6 - 32 8 - 32 10 - 24 1/4 - 20 5/16 - 18 3/8 - 16 7/16 - 14 1/2 - 13 9/16 - 12 5/8 - 11 3/4 - 10 7/8 - 9 1 - 8 1 1/8 - 7 1 1/4 - 7 1 1/2 - 6 1 3/4 - 5 2 - 4.5 |
0 - 80 1 - 72 2 - 64 3 - 56 4 - 48 5 - 44 6 - 40 8 - 36 10 - 32 1/4 - 28 5/16 - 24 3/8 - 24 7/16 - 20 1/2 - 20 9/16 - 18 5/8 - 18 3/4 - 16 7/8 - 14 1 - 14 1 1/8 - 12 1 1/4 - 12 1 1/2 - 12 1 3/4 - 12 2 - 12 |
Benchmark Fasteners, Inc. prides itself on being a complete resource for solutions to your hardware problems. If you need any fastener or part that is not mentioned above, please contact us and we will assist you with your requirements.
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