| Main centres: | 1-3 business days | 
| Regional areas: | 3-4 business days | 
| Remote areas: | 3-5 business days | 
| Square Head Diameter(mm) | Remove Diameter(mm) | Thread Diameter(mm) | Thread Length(mm) | 
| 3.4 | 4-6 | 3.2-4.2 | 16 | 
| 3.6 | 6-8 | 3.4-4.8 | 20 | 
| 5.3 | 8-11 | 4.4-6.3 | 28 | 
| 6.35 | 11-14 | 5.3-7.3 | 30 | 
| 8.6 | 14-18 | 7.4-10.3 | 32 | 
| 12 | 18-25 | 10-14.2 | 38 | 
| 15.4 | 25-35 | 11-18 | 40 | 
| 19.3 | 35-45 | 16-23 | 44 | 







