1. Grado: Grado 4.8, Grado 8.8, Grade10.9, Grade12.9 A2-70, A4-70, A4-80
2. Grandeco:1/4″, 5/16″, 3/8″, 1/2″, M6, M8, M10, M12
Penso: 6mm, 8mm, 9mm, 11mm, 12mm
Printempa longo: 20mm, 40mm, 60mm
3. Normo: (DIN, ISO, ASME /ANSI, JIS, CNS, KS, NF, AS/NZS, UNI, GB)
4. Atestado: ISO9001,CE, SGS