The new WIDIA Top Cut 4 (TC4) portfolio is a broad offering for customers looking for a versatile indexable drilling platform. The newly developed TC4 features improved centering capabilities and inserts with four cutting edges for both pocket seats (central and periphery). This, in combination with the renowned WIDIA grade technology, leads to outstanding flexibility and efficiency. The TC4 platform offers three easy-to-select grades and two geometries applicable for steel, cast iron, and stainless steel materials. It covers the diameter range from 12–68mm within the standard offering in L/D ratios of 2–5 x D.
One comprehensive platform
The TCF platform covers operations from diameter 12 - 68 mm (.473 - 2.5") and L/D ratios of 2 - 5
V34 Geometry is the first choice for machining steel, cast iron, and short chipping materials. Suitable for severe cutting conditions
An advanced CVD TiCN-Al2O3 coating. First choice for steels, stainless steels, and cast iron rates