Bison-Bial continues to manufacture our famous high quality Standard and Precision Lathe Chucks for customers with demanding applications around the world.

Our chucks are made from forged steel or cast iron; all of the working surfaces are induction hardened and ground ensuring that the finished product is a rugged chuck that meets high sliding, stability and durability parameters that our customers have come to expect from Bison-Bial.       

Each chuck is thoroughly inspected before the product leaves the factory. We check  gripping force and run-out to ensure accuracy in order to meet Bison-Bial's quality standards that are even more stringent than DIN standards. Only then the chuck is given the Bison-Bial label of quality. This is our commitment to you that have purchased the best workholding products on the market today.                                              

We want to give you more. So when greater precision will be necessary you can choose the same Bison-Bial lathe chucks from our precision line. Centering accuracy of Bison-Bial standard and precision lines are shown in the chart below in comparison to the requirements of DIN standards. 

For high precision operations we recommend the precision line of Bison-Bial chucks. High quality products for demanding companies.