TF25 Overgrip Swiss Collet - Max "A" Dimension is .505" - Max "B" Dimension is .470" - Max "C" Dimension is .630"

This collet is for Citizen machines only, any other machine will require a special make TF25 Overgrip collet.

Overgrip collets, also referred to as over-the-shoulder-collets, are used on a pick-off spindle when required to clear a shoulder and grip on a smaller diameter beyond.

Swiss type collets are ground to precise size and TIR to meet precision machining requirements with a standard accuracy that rivals the industry. If the "C" dimension is greater than .086" (2.2mm), but less than .118" (3mm) maximum overgrip, you must purchase an Overgrip Kit from Citizen Machinery America Inc. Call 201-818-0100 to place your order.

Hardinge Swiss-type collets are ground to precise size and TIR to meet precision machining requirements with a standard accuracy that rivals the industry. 

Precision Manufacturing in Elmira, NY

All the workholding you need for Swiss turning can be ordered from one reliable source:

• Headstock Collets
• Pickoff Collets
• Carbide Guide Bushing
• Bar Loader Collets
• Custom Manufacturing

Dedicated teams and work cells manufacture to rigid specifications including material and heat treatment, with a process control that leads the industry. Every collet and guide bushing are inspected on a Hardinge SUPERPRECISION® (.000015" TIR) headstock before reaching the stock room.

Top-of-the-line machine tools and highly skilled machinists provide exceptional productivity and accuracy. Wire and Ram (EDM) Electrical Discharge Machines produce custom collet shapes, stepped-holes, and extended-nose pickoff collets.

Hardinge staffs a team of custom workholding engineers, phone correspondents and support staff, along with dedicated manufacturing cells, for fast and accurate turnaround to meet your custom Swiss turning requirements.

Hardinge and Citizen Machinery America Inc. have partnered to provide overgrip collets and adaptive guide bushings that will add flexibility to the machine and save money in the shop.