สกรูปล่ายสว่าน JF ชุบรุ้ง
เกลียวเหล็ก ชุบนิเกิล/ชุบดำ หัวกลม JP+, หัวเตเปอร์ JF+
| STANDARD | ANSI |
| MATERIAL | STEELl |
| COATING | NICKLE PLATED/ BLACK |
| ISO | #4JP | #6JP | #7JP | #8JP | #10JP | #12JP | #14JP | #4JF | #6JF | #7JF | #8JF | #10JF | #12JF | #14JF |
| D (DIAMETER) | 2.9 | 3.5 | 3.9 | 4.2 | 4.8 | 5.5 | 6.3 | 2.9 | 3.5 | 3.9 | 4.2 | 4.8 | 5.5 | 6.3 |
| P (PICTH) | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 |
| dk | 5.6 | 6.9 | 7.5 | 8.2 | 9.5 | 10.8 | 12.5 | 5.5 | 6.8 | 7.5 | 8.1 | 9.5 | 10.8 | 12.4 |
| k | 2.2 | 2.6 | 2.8 | 3.05 | 3.55 | 3.95 | 4.55 | 1.7 | 2.1 | 2.3 | 2.5 | 3 | 3.4 | 3.8 |
| m | 3 | 4.2 | 4.4 | 4.6 | 5 | 6.5 | 7.1 | 3 | 4.2 | 4.6 | 4.7 | 5.1 | 6.8 | 7.1 |
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