to Use: Exquisite craftsmanship, and glossy, not easy to rust. Strong clamping force, the experiment supplies held by the clamp will not fall. Sales Service: We are committed to create the best product service for each customer. If this product does not meet your expectations, please feel free to contact us, we will try the best to deal with till you satisfied. Size: Available in Size 12#, 18#, 28#, 35#, 40#. Application: This keck clip is used to securely assemble and hold component parts of glass ball and socket or O-ring joints. Suitable for hospitals, clinics, laboratories, beauty salons, individuals. Material: This clamp clips are made of premium stainless steel materials, anti-corrosion and to use. Screw type locking nut design. Simple and convenient to use, it can be mounted on the experimental table., Weight: 0.0661386786 Pounds, Manufacturer: Hztyyier