Hollow type load cells are also known as donut load cells which feature a through hole located at the center of the transducer. Washer load cell FDBH is made of stainless steel offering 5kN / 10kN / 20kN / 30kN / 50kN five rated capacities to choose from. You may find transducer FDHB suitable for applications where the load structure needs to pass though the sensor, such as bolt fastening force monitoring, die clamping force measurement and so on. Model FDBH can also be modified or customized upon request.