Norton 4″x.070×3/8″ A46 OBNA2 Reinforced Cut-Off Wheels 15280 RPM – Pack of 34
Series: A46 OBNA2. Max RPM: 15280. Also I will include the 3/8″ arbor. Arbor: 3/8″. Material: Aluminum Oxide.
Norton 4x.040×3/8″ A60-OBNA2 H29604 Toolroom Cut-Off Wheels – Pack of 31
Type: 01/41. Max RPM: 19100. Arbor: 3/8″.