| Material: | Aluminum Body/aluminum Stem | 
| Diameter: | 3.2mm, 4.0mm, 4.8mm, 6.4mm,(1/8, 5/32, 3/16,1/4) | 
| Standard: | IFI-114 and DIN 7337, GB. Non-standard | 
| Material: | Aluminum Body/aluminum Stem | 
| Diameter: | 3.2mm, 4.0mm, 4.8mm, 6.4mm,(1/8, 5/32, 3/16,1/4) | 
| Standard: | IFI-114 and DIN 7337, GB. Non-standard |