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To use a skew chisel, rest it on the tool rest with the bevel rubbing the wood, angle the edge across the spinning work, and lift the handle until the lower-middle part of the edge starts to slice a thin shaving. Keep both points clear of the wood and travel downhill, from larger diameter to smaller. Done right, the skew planes a spindle so cleanly that it barely needs sanding.
The skew has a reputation for catches, and it earns it when the wrong part of the edge touches the wood. This guide covers what the skew does, how to set up, five core cuts step by step, why catches happen and how to sharpen a skew.
What is a skew chisel?
A skew is a flat chisel ground with two bevels and an edge set at an angle to the tool's sides. The corner at the top of the angle is the long point (toe); the lower corner is the short point (heel). It is a spindle tool, used where the grain runs along the lathe bed, for:
- planing cuts that smooth a cylinder or long curve;
- V-cuts and grooves made with the long point;
- beads rolled with the heel or the long point;
- clean cuts across end grain;
- pommels, the transitions from square to round.
What you need
- A skew chisel, 3/4 or 1 inch wide for general spindle work. Rectangular, oval and rolled-edge skews all work; Robert Sorby's 810H-1 has slightly rolled edges meant to help it slide on the rest.
- A sharp edge, honed flat on both bevels (see sharpening below).
- A spindle blank roughed to a cylinder with a spindle roughing gouge.
- A full face shield and the usual wood lathe safety rules.
Setup before the first cut
- Rough the blank round. The skew is not a roughing tool on square stock for beginners. Our spindle turning guide covers roughing.
- Set the tool rest close and a little higher than for a gouge. A planing cut happens on the upper part of the cylinder, so the rest usually sits nearer center height. Rotate the work by hand to check clearance. Our lathe tool rest height guide explains why rest height changes per tool.
- Choose a moderate speed. WEN's lathe manual says the speed can be increased once the work is roughed to a cylinder and you move to smoothing with the skew. Stay within the AAW's spindle speed chart for the diameter.
- Stand comfortably and keep the tool's handle supported against your body or forearm.
How to use a skew chisel: 5 core cuts
1. The planing cut
This is the skew's signature cut and the one to master first.
- Lay the skew flat on the rest, above the work, with the edge angled across the cylinder and the heel leading in the direction you want to cut.
- Slide it down until the bevel rubs the wood. No cutting yet.
- Slowly lift the handle until the lower-middle part of the edge starts to cut. WEN's manual says to use only the center third of the cutting edge for a long smoothing cut.
- Keep the long point clear of the wood, above the cut.
- Traverse along the rest at an even pace, keeping the bevel in contact. The shaving should come off as a thin ribbon.
- Work downhill, from larger to smaller diameter, and switch hands to cut the other direction.
If the surface is torn, the edge is dull or you are cutting uphill. If it chatters, slow your feed and check the rest is close.
2. The V-cut
- Hold the skew on edge, with the long point down, on the rest.
- Mark the center of the V lightly with the long point.
- Move to one side of the mark, angle the tool so its bevel is parallel to that side of the V, raise the handle and push the long point in. WEN's manual describes this sequence.
- Repeat from the other side so the two cuts meet cleanly at the bottom.
- Take more cuts from each side to widen or deepen the V.
3. Rolling a bead
- Make two V-cuts or parting cuts to mark the bead's edges.
- Start at the top center of the bead with the skew nearly flat and the heel cutting.
- Roll the tool toward the V while lifting the handle, so the bevel stays in contact and the heel follows the curve down.
- Repeat from the other side. Take light cuts until the bead is round.
Beads with a skew take practice; a spindle gouge is an easier way to learn them. See our best spindle gouges.
4. End grain and squaring shoulders
- Hold the skew on edge with the long point down.
- Present the bevel almost parallel to the end you are cutting, angled very slightly away from it.
- Push the long point in gently while raising the handle. Only the point should cut; the bevel keeps the edge from running.
This leaves a clean, burnished end that sanding cannot match.
5. Pommels (square to round)
Mark the transition, then use the long point, on edge, to nick into the corners of the square stock. Widen the cut in small V-steps until the round section is fully below the corners. Go slowly: the edges of the square hit the tool intermittently.
Why skew chisels catch
| Catch | What happened | Fix |
|---|---|---|
| Spiral groove along the cylinder | The long point or the upper edge touched the wood | Keep cutting with the lower-middle edge, long point clear |
| Dig-in at the start of a cut | Edge touched before the bevel rubbed | Rub the bevel first, then lift the handle |
| Run-back on end grain | Bevel not supporting the point | Angle the bevel almost parallel to the face |
| Grabbing on a bead | Cut too far around without rolling | Roll the tool to keep the bevel behind the edge |
| Chatter and grabbing | Dull tool or rest too far away | Sharpen; move the rest closer |
WEN's troubleshooting table lists dull tools, a rest set too low or too far from the work, and the wrong tool as the causes of tools that grab or dig in. Those apply doubly to the skew.
How to sharpen a skew chisel
- Use a flat platform or a skew jig, such as Oneway's 2690 for the Wolverine, so the edge stays at its angle to the wheel.
- Grind one bevel until a burr forms along the whole edge.
- Flip and grind the other side with the same number of passes.
- Hone both bevels flat on a diamond plate or leather wheel.
Robert Sorby's ProEdge guide lists 15 degrees per side for skews. Keep both bevels equal and the edge straight, or slightly curved if your skew is ground that way. A belt sharpener or wet stone makes flat bevels easy. Our how to sharpen lathe tools guide covers the setup.
Common skew chisel mistakes
- Cutting with the long point during a planing cut. It catches and spirals.
- Starting the cut without bevel contact. Rub first, then lift.
- Cutting uphill. Go from large to small diameter.
- A dull or unevenly ground edge. The skew needs to be sharper than any other tool.
- Using a narrow skew for long planing cuts. A 1-inch skew is more stable.
- Rest too low or too far. Keep it close and near center for planing.
FAQ
Why does my skew chisel keep catching?
Usually because the edge near the long or short point touched the wood without bevel support, or the cut moved into the upper part of the edge. Keep the bevel rubbing, cut with the lower-middle part of the edge, and keep both points clear of the wood during planing cuts. WEN's lathe manual says touching one of the points to the spinning work may cause a catch.
What angle should a skew chisel be sharpened at?
Robert Sorby's ProEdge guide lists 15 degrees per side for skews. Keep both bevels equal and flat, and hone them on a diamond plate. A slightly longer bevel cuts more cleanly; a shorter one is more robust.
Which way does the skew face?
For a planing cut, the edge is angled across the work with the heel (short point) leading and the long point trailing and clear of the wood, cutting in the direction the heel points, generally from larger to smaller diameter. Swap hands and direction to cut the other way.
What size skew should a beginner use?
A 3/4- or 1-inch skew is the usual starting size for spindle work. Wider skews are more stable for planing long cylinders; a 1/2-inch skew is handy for beads and small work. A rolled-edge skew such as Robert Sorby's 810H-1 is designed to slide on the rest more smoothly.
Can you use a skew chisel on a bowl?
Not for shaping the bowl itself. The skew is a spindle tool for work where the grain runs along the bed. Use a bowl gouge for face-grain bowl work.
Next steps
Practice the planing cut on a few pine or poplar cylinders before moving to beads. Our best lathe chisels guide covers skew sizes and profiles, and our parting tool guide covers the sizing cuts that usually go with skew work.