WIDIA ™ Top Cut 4 ™ •
New Generation Indexable Drilling System
Top Cut 4
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 centring 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 fl exibility and effi ciency.
V4
widia.com
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.