Since 1972, CHIA-MO has been designing and manufacturing precision accessories for machine tools. Our experience acquired long-term and use of next generation technologies have enabled us to develop an ever broader, better quality production plan to satisfy the needs of our many costumers.

Chia-mo produces machine tool equipments, lathe collets DIN 6343, clamping systems, barloader collets, barloader revolving, hard metal bushes, sealed collets, cnc lathe tool holders, boring bar sleeves, collet spindles DIN 6499, broach tool holders, broaches, live centres, VDI 3425-2 toolholders DIN 69880, reamer holders, tap holders, die holders, knurl holders, bar stops, pneumatic chucking devices, spare parts, collet holder sleeves, clamping levers, gears and special chunk on design.

The company performs all design, work and final-test stages in-house, thus ensuring high quality and high precision products.


The high quality of the final product is an essential part of our corporate philosophy.
The entire production process is accurately controlled, starting off from certified and tested materials and heat treatments, and using “SIT” certified measuring instruments for the final quality control.
Each step of the production process is carried out with innovative machinery, it is checked and tested and is recorded via a barcode.
Before shipment all the material is subjected to a rigorous final testing.


95% of standard products are available from our warehouse. The material can be shipped on the same day that an order is received.


Even Chia-mo is committed to environmental sustainability. From october 2011 our factory was equipped with a photovoltaic system that cover 50% of the company’s energy needs.