Norton® 66252939521 38A Straight Toolroom Wheel, 7 in dia x 1/4 in THK, 1-1/4 in Center Hole, 150 Grit, Aluminum Oxide Abrasive

Ideal for grinding many kinds of tool steels, including heat sensitive steels, at light to moderate feed rates, this 38A AO Type 01 >4 in toolroom wheel is made with friable aluminum oxide that provides burn free, cool cutting. Offering consistently excellent dimensional accuracy and balance, the wheel is made with a vitrified bond that works with CNC cutting tool machines along with cylindrical and surface grinders. You can also use this versatile wheel on soft carbon steels and super alloys.

• The most friable aluminum oxide abrasive for cool and burn-free cutting toolroom applications with light to moderate feed rates
• Consistent quality for excellent balance and dimensional accuracy time after time
• V vitrified bond is usually slightly harder acting than other vitrified bonds and is used when a special form needs to be ground into a workpiece
• Versatile good choice for light grinding a broad variety of tool steels