Aynuma 25 Inch Knife Grinder Machine With 1/2 Horsepower Motor And 6 Inch Grinding Wheel. Features Adjustable Holder From 10 To 90 Degrees For Sharpening Planer Knives, Jointer Blades, Chisels, And Industrial Cutters. Powerful Bench Tool At 3450 Rpm
✔️ 25In Length, 1/2HP Motor, 6in Wheel, 3450RPM, 10-90° Holder
A bench-mounted knife grinder takes the hassle out of sharpening straight blades for woodworking shops or machine maintenance. This rigid setup tackles planer knives, jointer blades, and industrial cutters so you get clean edges without wasting time swapping tools or fiddling with jigs.
✅ 25-inch maximum working length accommodates long blades and heavy-duty edge work✅ 1/2 HP motor spins at 3450 RPM for fast material removal and smooth refining
✅ 6-inch grinding wheel pairs with adjustable holders for accurate sharpening
✅ Head adjusts from 10° to 90° angles to match chisel and planer bevels
✅ Solid cast iron frame kills vibration and keeps the tool stable under load
✅ Pre-lubricated ball bearings provide smooth, reliable travel throughout grinding
💡 How does a 25-inch knife grinder handle sharpening heavy-duty jointer blades and chisels efficiently?
This heavy-duty rig brings serious capacity to the bench, making quick work of dull steel without losing your edge.
- Accommodates blades up to 25 inches long for big planer cutters and jointer knives in one smooth pass
- 1/2 HP motor hits 3450 RPM to chop through wear and set fine bevels faster than hand methods
- Cast iron bed stays rock-solid under load, keeping angle settings handy and consistent on repetitive jobs