WIDIA Square Turning Insert: SNMG644RH

The WIDIA SNMG644RH (also SNMG190616RH) is a square indexable turning insert for general-purpose turning, facing, and profiling on steel, stainless steel, and cast iron. It is commonly used in automotive, aerospace, and general machining applications where a 90° approach angle and strong cutting edge are required.

The WIDIA SNMG644RH is a square (S) indexable turning insert with two size designations: SNMG644RH and SNMG190616RH. The manufacturer part number is 4173057. It features a relief angle of 0° (N) and a chipbreaker design for effective chip control in medium to heavy cutting conditions.

You can source WIDIA SNMG644RH (MPN 4173057) inserts worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this WIDIA square turning insert.

To select the correct WIDIA insert like the SNMG644RH, match the insert shape (square), size (IC 19.05 mm, thickness 6.35 mm, nose radius 1.2 mm per SNMG190616RH), and grade to your workpiece material and cutting conditions. Always verify tool holder compatibility and consult WIDIA's technical data for recommended speeds and feeds.