Concrete poker hose -45mm
the tip of the vibrator, which is forged by high-quality 40cr-alloy steel with salt bath furnace quench technology, mostly improves the mechanical capacity up to hardness
1. leaving: use 45 carbon steel, handled by high-frequency quenching and the hardness is up
2. rolling element: handled by high-frequency quench with high-grade 40 cr-alloy steel
3. flexible pipe: use high-quality native rubber and 65# mn alloy spring steel and a thickness of around 1.8mm.
table needles: 45 mm needle with 6 meters. long flexible shaft.