PUNE, MAHARASHTRA, INDIA — Manufacturing companies using computer numerical control (CNC) machining processes often face recurring challenges such as poor surface finish, premature tool wear, cutting-edge damage, vibration and inefficient chip removal. Sanjay Tools & Accessories Pvt. Ltd. has outlined how selecting cutting tools according to the workpiece material, machining operation and cutting conditions can help manufacturers investigate and address these problems.

Cutting tool performance depends on more than the tool's purchase price or general specification. Factors such as tool geometry, carbide grade, coating, flute design, cutting speed, feed rate, coolant delivery and tool overhang all influence machining results. When these factors are not matched to the application, manufacturers may experience inconsistent component quality, additional rework and unplanned tool changes.

Poor surface finish can result from worn cutting edges, unsuitable finishing geometry, excessive tool overhang or vibration. Tool chipping may occur when the cutting edge is exposed to shock loads or when the carbide grade and edge preparation are unsuitable for the operation. Selecting an appropriate tool and reviewing machining parameters can help identify the source of these problems before they affect additional components.

Excessive tool wear is another challenge in production machining. Heat, abrasion, unsuitable coatings and inconsistent coolant delivery can contribute to premature wear and changes in dimensional accuracy. Monitoring cutting-edge condition and establishing application-specific tool-change criteria can help machining teams manage wear without replacing tools unnecessarily early or continuing to use them beyond acceptable limits.

Chatter and vibration can affect surface quality, cutting-edge life and process stability. Tool overhang, workholding, machine rigidity and tool geometry should be assessed together when investigating these issues. Similarly, poor chip evacuation in slotting and deep-pocket operations can allow chips to recut against the workpiece or cutting edge. Suitable flute geometry, effective coolant or air-blast delivery and an appropriate toolpath can help improve chip removal.

Sanjay Tools supports industrial machining applications through its cutting-tool portfolio, which includes Sandvik precision tooling and EazyCut, the company's own solid carbide tooling brand. EazyCut manufactures solid carbide round tools, including drills, end mills, reamers and application-specific tools. The choice between standard and customised tooling depends on factors such as material, component geometry, production volume and the requirements of the machining operation.

The company's technical guidance emphasises evaluating the complete machining application rather than changing tools without investigating the underlying cause. Manufacturers can begin by checking workpiece material, tool geometry, coating suitability, cutting parameters, tool overhang, workholding and wear patterns. Where a problem persists, machine condition, programming and coolant delivery may also require examination.

The guidance is relevant to manufacturers machining materials such as steel, stainless steel, cast iron and specialised alloys. Matching the cutting tool to the material and operation can support more consistent machining decisions, although actual results depend on the machine, setup, workpiece and operating conditions.

The full technical article, “Common CNC Machining Problems and How the Right Cutting Tools Can Solve Them,” is available at: https://sanjaytools.com/2026/07/21/common-cnc-machining-problems-and-how-the-right-cutting-tools-can-solve-them/.

About Sanjay Tools & Accessories Pvt. Ltd.

Sanjay Tools & Accessories Pvt. Ltd. is a Pune-based authorised channel partner for industrial products and services serving customers across India and the Gulf countries. Founded in 1983, the company supplies products across cutting tools, abrasives, lubricants, safety products, tapes and adhesives, compressors, fluid handling equipment and industrial fastening solutions.
The company's portfolio includes brands such as ExxonMobil, Sandvik, 3M, Kaeser, Graco, Cleco, EazyCut, AIRpipe, Gurtech and SUTO. Sanjay Tools also manufactures tailor-made solid carbide round tools under its EazyCut brand and supports customers through dedicated sales, service and application engineering teams.

Media Contact

Sanjay Tools & Accessories Pvt. Ltd.

Address: 1st Floor, Parshwanath Industrial Premises, Plot No. T-71-1/A3, General Block, MIDC Bhosari, Pune 411026, Maharashtra, India

Phone: +91-020-46925634

Email: [email protected]

Website: https://sanjaytools.com/