Description This high-quality Grinding Wheel (SKU: JM2012) is a durable replacement designed for precise sharpening and maintenance of chainsaw chains. With dimensions of 105mm x 22.2mm x 6.0mm, it is ideal for 1/2" pitch chains and depth gauge work, ensuring reliable performance and long service life. The wheel is compatible with OEM part OMKOR4125-14, making it a perfect fit for popular Oregon and compatible grinders. Features Precision-engineered for accurate sharpening of 1/2" pitch chains and depth gauges. Robust construction delivers consistent, long-lasting cutting performance. Standard 22.2mm bore ensures easy installation on most bench and hand-held grinders. Specifications SKU JM2012 GA Spares OMKOR4125-14 Measurements 105mm x 22.2mm x 6.0mm Bore Size 22.2mm Thickness 6.0mm Fits Oregon 520-120 grinder Oregon 410-120 grinder Compatible bench grinders with 22.2mm arbor Product Line Chainsaw Sharpening Wheels – Durable grinding wheels for professional and DIY chainsaw maintenance.