FLAP DISC TYPE Z for universal maching tasks with very high stock removal rates and heavy-duty use Application:for grinding tasks such as weld seam dressing on planar surface,sutiable for duty deburing and beveling work on stainlesss and high temperature steels. Advantages of type Z 1.Very high stock removal rate 2.Very short maching times 3.Cool grinding properties prevent thermal damages 4.Made of zirconia alumina grain with a high grit strength for maxmum grinding efficiency in general purpose applications. Grit Size: 40#,60#,80#,120#,180#,220#,240#,280#,320# Disc Size: 4",4.5",5",6",7" T27 FLAT TYPE T29 ANGLE GRINDING TYPE 27Z10016Y 100*16 4x5/8 27Z11522Y 115*22.2 4-1/2x7/8 27Z12522Y 125*22.2 5x7/8 27Z15022Y 150*22.2 6x7/8 27Z18022Y 180*22.2 7x7/8