
PRECO specializes in the production and sales of hand taps to satisfy the customers and end users. PRECO is mainly engaged in the business of er collet and other product series. machinist parallels is steel parallels as compared with other similar products. Under the quenching treatment, its hardness and toughness have been enhanced. drill chuck will keep innovated with time going by. It is widely used in different machines such as drilling and milling.

Our company grows in every possible way and embraces the future. This adds to our services for customers bringing them the best of the industry.

