1. Kelas: Kelas 4.8, Kelas 8.8, Kelas10.9, Kelas12.9 A2-70, A4-70, A4-80
2. Ukuran:1/4″, 5/16″, 3/8″, 1/2″, M6, M8, M10, M12
Pikiran: 6mm, 8mm, 9mm, 11mm, 12mm
Panjang spring: 20mm, 40mm, 60mm
3. Standar: (DIN,ISO, ASME /ANSI, JIS,CNS,KS,NF,AS/NZS,UNI,GB)
4. Sertifikasi: ISO9001,CE, SGS