Type 27 grinding wheel, Type 28 grinding wheel, Depressed Center Grinding Wheel

Type 27 | Type 28

Type 27 & 28 Depressed Center Wheels are available with either 7/8" conventional arbor holes or 5/8"-11 threaded arbor Quick-Spin type as an integral part of the wheel. The wide flat area of contact serves as a guide to prevent digging into flat surfaces. The Saucer Type 28 is a faster weld cut grinding wheel.

Gulf States manufactures specialty sizes and specifications to meet your needs.

Depressed Center Wheels Specification & Size Chart below. You can also download the pdf version.

Diameter X Thickness	Arbor Size	Adapter	Rec. & Max RPM
3 X 1/4	3/8, 5/8	N/A	20,400
4 X 1/8	3/8, 7/8	N/A	15,300
4 X 1/4	3/8, 7/8	N/A	15,300
4 1/2 X 1/16	5/8, 7/8	5/8 - 11	13,300
4 1/2 X 1/8	5/8, 7/8	5/8 - 11	13,300
4 1/2 X 1/4	5/8, 7/8	5/8 - 11	13,300
5 X 1/8	7/8	5/8 - 11	12,200
5 X 1/4	7/8	5/8 - 11	12,200
6 X 1/8	7/8	5/8 - 11	10,200
6 X 1/4	7/8	5/8 - 11	10,200
7 X 1/16	7/8	5/8 - 11	8,500
7 X 1/8	7/8	5/8 - 11	8,500
7 X 1/4	7/8	5/8 - 11	8,500
7 X 3/8	7/8	5/8 - 11	8,500
7 X 1/2	7/8	5/8 - 11	6,000
7 X 1	7/8	5/8 - 11	6,000
9 X 1/16	7/8	5/8 - 11	6,000
9 X 1/8	7/8	5/8 - 11	6,000
9 X 1/4	7/8	5/8 - 11	6,000
9 X 3/8	7/8	5/8 - 11	6,000
9 X 1/2	7/8	5/8 - 11	6,000