- GEAR STANDARD: ANSI、JIS、DIN、BS、FN
PRECISION GRADE:ISO (5-9)
LEAD TIME:20 days samples.45 days official order
Perpetual Machinery, one of the leading internal gears manufacturers and suppliers in China, now brings you the best quality internal gears made in China. Equipped with a productive factory, we warmly welcome you to buy the customized internal gears in stock from us, and the free sample is also available.