Diamond Honing Stones – 150 Grit Sunnen Metalbond Set for CV-616 & CK-10 Hones – Fits EHU525, EHU518, DM45 Holders – CK Series – 6 pcs

This 150 Grit Diamond Honing Stone Set is engineered for use with Sunnen CV-616 and CK-10 honing machines, fully compatible with CK Series Master Holder Sets like EHU525, EHU518, and DM45. Made with synthetic diamond abrasive and built in a metalbond matrix, these stones are ideal for semi-coarse honing, combining reliable stock removal with stable surface finish. The 150 grit rating provides a surface roughness (Ra) of 50–65, which makes it perfect for mid-stage honing on materials such as hardened steel, carbide, cast iron, and high-strength alloys. Covering a diameter range from 3.000″ to 5.000″, this 6-piece set is widely used in engine rebuilding, tool & die shops, and precision component manufacturing. Best For: Semi-coarse honing and bore sizing Cylinder wall prep for engine rebuilds Surface prep before finish honing Machining of hard ferrous materials

• ✅ Made for Sunnen CV-616 & CK-10 Machines – Designed to fit CK Series Master Holders, including EHU525, EHU518, and DM45. 💎 Diamond Abrasive – Metalbond Construction – Uses synthetic diamond in a durable metal-bond matrix, providing high performance on hard and abrasive materials. ⚙️ 150 Grit – Ra Finish 50–65 – Delivers controlled material removal with a moderately coarse finish; ideal for mid-stage honing operations. 📏 Covers Bore Diameters 3.000″–5.000″ – Flexible diameter range, depending on hone head size and machine setup. 🔩 6-Stone Set