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Northern Industrial Replacement Grinding Stone for Item# 334820
Item# 18654
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Item# 1599673
Only $2.99
Northern Industrial Replacement Grinding Stone for Item# 334820
Item# 18654
Only $19.99
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| Wheels (qty.) | 1 | 1 | 1 | 5 | 1 |
| Wheel Diameter (in.) | 4 1/2 | 4 1/2 | 7 | 4 1/2 | 8 |
| Wheel Thickness (in.) | 1/4 | 1/4 | 1/8 | 1/4 | 1 5/8 |
| Arbor Size (in.) | 7/8 | 7/8 | 5/8 | 7/8 | - |
| Thread Size | - | - | 11 | - | - |
| Max. RPM | 12,000 | - | 13,500 | 13,300 | 120 |
| Wheel Type | Type 27 | Type 27 | - | Type 27 | Grinding stone |
| Recommended Use | Metal | Metal | Metal | Metal | Blade sharpening |








