the specification of round coupler for button head grease fitting is described as follows
| PROPERTY | |
| 1.material: | steel |
| 2.colour: | white,silver |
| 3.surface: | zinc plated in order to guarantee the durability and safety. |
| 4.type: | buttton head |
| 5.length: | 24mm |
| 6.D: | 20mm |
| 7.thread: | female |
| 8.package: | 100pcs/bag 1000pcs/carton or according to the customer's requirement. |
| 9.delivery time: | within one month |
| 10.MOQ: | 5000pcs |
| 11. | we offer both metric and imperial grease nipples |
| 12. | custom designed parts,according to your requirements. |
