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Drilled Spanner Rounded Head Screws for Sheet Metal

Install and remove these screws with a tamper-resistant spanner driver. Made from 18-8 stainless steel, they are chemical resistant and may be mildly magnetic. They penetrate 0.025" and thinner sheet metal. Length is measured from under the head.
Head | ||||||||
---|---|---|---|---|---|---|---|---|
Lg. | Dia. | Ht. | Drive Size | Drill Bit Size | Approximate Threads per Inch | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||||
No. 6 | ||||||||
1/2" | 0.27" | 0.082" | No. 6 | No. 32 | 18 | 25 | 000000000 | 00000 |
3/4" | 0.27" | 0.082" | No. 6 | No. 32 | 18 | 25 | 000000000 | 0000 |
1" | 0.27" | 0.082" | No. 6 | No. 32 | 18 | 25 | 000000000 | 0000 |
1 1/2" | 0.27" | 0.082" | No. 6 | No. 32 | 18 | 25 | 000000000 | 0000 |
No. 8 | ||||||||
3/8" | 0.322" | 0.096" | No. 8 | No. 29 | 15 | 25 | 000000000 | 0000 |
1/2" | 0.322" | 0.096" | No. 8 | No. 29 | 15 | 25 | 000000000 | 0000 |
3/4" | 0.322" | 0.096" | No. 8 | No. 29 | 15 | 25 | 000000000 | 0000 |
1" | 0.322" | 0.096" | No. 8 | No. 29 | 15 | 25 | 000000000 | 0000 |
1 1/2" | 0.322" | 0.096" | No. 8 | No. 29 | 15 | 25 | 000000000 | 00000 |
2" | 0.322" | 0.096" | No. 8 | No. 29 | 15 | 25 | 000000000 | 00000 |
No. 10 | ||||||||
1/2" | 0.373" | 0.11" | No. 10 | No. 21 | 12 | 25 | 000000000 | 0000 |
3/4" | 0.373" | 0.11" | No. 10 | No. 21 | 12 | 25 | 000000000 | 0000 |
1" | 0.373" | 0.11" | No. 10 | No. 21 | 12 | 25 | 000000000 | 0000 |
1 1/4" | 0.373" | 0.11" | No. 10 | No. 21 | 12 | 25 | 000000000 | 00000 |
1 1/2" | 0.373" | 0.11" | No. 10 | No. 21 | 12 | 25 | 000000000 | 00000 |
2" | 0.373" | 0.11" | No. 10 | No. 21 | 12 | 10 | 000000000 | 0000 |
No. 12 | ||||||||
1" | 0.425" | 1/8" | No. 12 | 3/16" | 11 | 25 | 000000000 | 00000 |
1 1/2" | 0.425" | 1/8" | No. 12 | 3/16" | 11 | 25 | 000000000 | 00000 |
2" | 0.425" | 1/8" | No. 12 | 3/16" | 11 | 10 | 000000000 | 0000 |
No. 14 | ||||||||
3/4" | 0.492" | 0.144" | No. 14 | 5.5 mm | 10 | 25 | 000000000 | 00000 |
1" | 0.492" | 0.144" | No. 14 | 5.5 mm | 10 | 10 | 000000000 | 0000 |
2" | 0.492" | 0.144" | No. 14 | 5.5 mm | 10 | 10 | 000000000 | 0000 |
Drilled Spanner Flat Head Screws for Sheet Metal

Install and remove these screws with a tamper-resistant spanner driver. They're beveled under the head for a flush finish in countersunk holes. Made from 18-8 stainless steel, these screws are chemical resistant and may be mildly magnetic. They penetrate 0.025" and thinner sheet metal. Length is measured from the top of the head.
Head | ||||||||
---|---|---|---|---|---|---|---|---|
Lg. | Dia. | Ht. | Drive Size | Drill Bit Size | Approximate Threads per Inch | Pkg. Qty. | Pkg. | |
18-8 Stainless Steel | ||||||||
No. 6 | ||||||||
1/2" | 0.279" | 0.083" | No. 6 | No. 32 | 18 | 25 | 000000000 | 00000 |
3/4" | 0.279" | 0.083" | No. 6 | No. 32 | 18 | 25 | 000000000 | 0000 |
1" | 0.279" | 0.083" | No. 6 | No. 32 | 18 | 25 | 000000000 | 0000 |
No. 8 | ||||||||
1/2" | 0.332" | 0.1" | No. 8 | No. 29 | 15 | 25 | 000000000 | 0000 |
3/4" | 0.332" | 0.1" | No. 8 | No. 29 | 15 | 25 | 000000000 | 0000 |
1" | 0.332" | 0.1" | No. 8 | No. 29 | 15 | 25 | 000000000 | 0000 |
1 1/4" | 0.332" | 0.1" | No. 8 | No. 29 | 15 | 25 | 000000000 | 00000 |
1 1/2" | 0.332" | 0.1" | No. 8 | No. 29 | 15 | 25 | 000000000 | 00000 |
No. 10 | ||||||||
1/2" | 0.385" | 0.116" | No. 10 | No. 21 | 12 | 25 | 000000000 | 0000 |
3/4" | 0.385" | 0.116" | No. 10 | No. 21 | 12 | 25 | 000000000 | 00000 |
1" | 0.385" | 0.116" | No. 10 | No. 21 | 12 | 25 | 000000000 | 00000 |
1 1/2" | 0.385" | 0.116" | No. 10 | No. 21 | 12 | 25 | 000000000 | 00000 |
2" | 0.385" | 0.116" | No. 10 | No. 21 | 12 | 25 | 000000000 | 00000 |
No. 12 | ||||||||
1" | 0.412" | 0.132" | No. 12 | 3/16" | 11 | 25 | 000000000 | 00000 |
1 1/4" | 0.412" | 0.132" | No. 12 | 3/16" | 11 | 25 | 000000000 | 00000 |
1 1/2" | 0.412" | 0.132" | No. 12 | 3/16" | 11 | 25 | 000000000 | 00000 |
2" | 0.412" | 0.132" | No. 12 | 3/16" | 11 | 10 | 000000000 | 0000 |