1. Gradus: Gradus 4.8, Gradus 8.8, Grade10.9, Grade12.9 A2-70, A4-70, A4-80
2.Size:1/4, 5/16″, 3/8″, 1/2″, M6, M8, M10, M12
Cogitatio: 6mm, 8mm, 9mm, 11mm, 12mm
Ver longitudo: 20mm, 40mm, 60mm
3. Standard: (DIN, ISO, ASME/ANSI, JIS , CNS , KS, NF , AS/NZS, UNI, GB )
4. Certification: ISO9001;CE,SGS