SPHA-FNW : Wiper insert for TFD&TFP cutters
  DesignationStockREICLESGICATGIREMgiicTough ‹————› Hard
Grade & Vc
  SPHA431FNW Available0.4012.70012.704.766807104 2TH10 N308 

This insret is neutral hand.

For cutting speed recommendations, click on the required grade number related to specific item geometry