2D-1-9, Jalan Rawang Mutiara 3,
Rawang Mutiara Business Centre,
48000 Rawang,
Selangor, Malaysia.

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| Standard: ISO (Coarse) | ||
| Nominal Thread (D) | Pitch | Wrench Size (S) | 
| M3 | 0.50 | 5.5 | 
| M4 | 0.70 | 7.0 | 
| M5 | 0.75 | 8.0 | 
| M6 | 0.80 | 10.0 | 
| M8 | 1.25 | 13.0 | 
| M10 | 1.50 | 15.0 | 
| M12 | 1.75 | 18.0 | 
| M14 | 2.00 | 21.0 | 
| M16 | 2.00 | 24.0 | 
| M20 | 2.50 | 30.0 | 
| Standard: UNC | ||
| Nominal Thread (D) | TPI | Wrench Size (S) | 
| 1/4'' | 20 | 7/16'' | 
| 5/16'' | 18 | 1/2'' | 
| 3/8'' | 16 | 9/16'' | 
| 7/16'' | 14 | 11/16'' | 
| 1/2'' | 13 | 3/4'' | 
| 9/16'' | 12 | 7/8'' | 
| 5/8'' | 11 | 15/16'' | 
| 3/4'' | 10 | 1-1/8'' |