Tungaloy TPMT16T304-PS T9115 CVD Coated Carbide Turning Insert for Steel 16IR10ISO-B AH725 6 radius allows this insert

6 radius allows this insert to "plow" through material that would shatter standard 12mm or 16mm inserts

14 TPI is spot on every time

Tungaloy CNMG120404L-S NS9530 Cermet Insert

Excellent for our production CNC lathe

While CVD Coated Carbide is built for heavy strength

Tungaloy TPMT16T304-PS T9115 CVD Coated Carbide Turning Insert for Steel 16IR10ISO-B AH725 6 radius allows this insertTungaloy TPMT16T304 PS T9115 Insert High Speed CVD Coated Carbide PS Precision Finishing Made in Japan What is the best insert for high speed finishing on alloy steel? The Tungaloy TPMT16T304 PS T9115 is an industrial grade triangular turning insert optimized for high productivity steel machining. Featuring the advanced T9115 CVD coating, this insert excels in high speed finishing and semi finishing applications by providing unparalleled crater wear