Tiger Zirc Combo Wheel, 5 x 1/8 in, 7/8 in Arbor, Type 27, Z30T

Features : Self-sharpening zirconia alumina grain retains high cutting performance throughout the life of the wheel | Long wheel life on heavy duty applications | Combination wheels offer flexibility and efficiency when switching between cutting and grinding applications | 5/8 in 11 nutted metal hub allows for quick spin-on, spin-off changeover and eliminates cross-threading or sticking to spindle due to heat build-up | Best for use on steel, structural steel and iron