pneumatic breaker B90 B70:
* equipped with a built-in lubricator
* equipped with a advanced Silencer
high quality,low price
Port: Qingdao,Tianjin,Shanghai
Minimum Order Quantity: 5 Set/Sets
Supply Ability: 3000 Set/Sets per Month
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: wooden case or strong carton
Delivery Detail: 20 days
B70 is widely used in breaking work;
B90 is mainly used for demolition work, road maintenance or mining and construction work.
| Model | B90 | B70 | |
| Weight | 34 | 29 | kg |
| Length | 745 | 725 | mm |
| Shank Size | 32*152(160) | 32×152(160) | mm |
| Air Consumption | ≤27 | ≤24 | L/S |
| Impact Frequency | ≥16 | ≥16.8 | Hz |
| Air Hose Inner Dia. | 19 | 19 | mm |