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SBSheath Bench Notes

Finishing and Drying a Knife Sheath

How to dry, trim, sand, bevel and burnish the edges of a leather knife sheath, when to dye and seal it, and how long the sources say to wait.

Updated 2 November 2026

Finishing is the slow part. Most of it is waiting, and the rest is edge work that goes in a set order, because some steps change how the leather takes the next one. Rushing any of it can undo the fit you worked for.

The finishing orderDry completelyTrim the edgeSand and bevel the edgeDye, if you're dyeingBurnish the edgeDress the leather
Dye goes on before edge gum, and dressing goes on last.

How long to wait

No source gives one number for every sheath, so here's what each says.

  • Weaver left a formed sheath for approximately 5 to 6 hours to dry completely.1
  • Another maker waits several hours before touching the leather again, depending on heat and humidity, or just leaves it overnight.2
  • Drying time depends on the thickness of the leather and the humidity in the workspace.3
  • Let the sheath dry around the knife. Once it's completely dry, take the knife out of its plastic wrap.4
  • One tutorial dyes the inside of the sheath, then lets it dry overnight before moving on.5

Trim the edge

  • Trim the sheath to size with a rotary cutter, following the contour of the blade and handle.2
  • You're cutting two layers of water-hardened leather, so it takes a little more pressure. Go slow and don't cut yourself.2
  • Weaver uses a fresh, razor-sharp blade for a well-defined edge.1

Sand and bevel

Sanding takes the edge from rough to smooth. Different makers use different grits, and the sources below show two examples, so there's no single right set.

  • One book starts with 60-grit sandpaper until all three layers are flush, then moves to a finer 200-grit to soften the sharp edges.4
  • Another tutorial dampens the edge and sands, starting at 220 grit and working up to 800. You'll know you're getting there when the leather takes a nice smooth shine.5
  • A beveler knocks off the hard top edge on both the front and back.6
  • Always bevel before you slick.7

Dye, if you want it

  • Dye comes before edge gum. Leather won't dye well after you use a lubricant.7
  • One tutorial dampens the sheath and floods on the dye, which takes a couple of coats. After it looks even, it dries a couple of hours and gets a buff with a towel.5
  • Dyeing a formed sheath carries a risk. Soak the leather too much and let it sag, and the shaping disappears as it dries again.3

Safety. Read the label and the safety data sheet of any dye, solvent or finish, and do what they say. Open a window or work outside. Children shouldn't be near the blades or the solvents.

Burnish the edge

Burnishing rubs the edge smooth with a tool called a slicker. All you need is a slicker and a lubricant.7

  • Weaver describes the slicker as the tool used to slick or burnish the edges.6
  • Lubricants named there include gum tragacanth and a water-based burnishing gum.6
  • Don't use so much edge finish that the edges turn mushy.6
  • Rub the slicker back and forth along the edge until it picks up a glossy look.6

Seal and dress

  • Wait until the fit is right. Leather dressing makes the leather water-resistant.4
  • Then cover the outside with a few coats of dressing.4
  • Another tutorial finishes with a coat of SnoSeal or a favorite leather product.5

Read the label on any dressing before you use it. Keep it, and the blade, away from children.

Back to the beginning: the parts overview.

Further reading and sources

  1. Wet Molding Veg Tanned Leather, Weaver Leather Supply
  2. How to Make a Sheath for a Knife (Or Anything Else), The Art of Manliness
  3. A Beginner's Guide to Wet Forming Leather, Tandy Leather
  4. Fashion a Leather Knife Sheath, Grit, from A Modern Guide to Knifemaking
  5. Making a Pocket Sheath, Grand Valley State University (hosted article)
  6. Burnishing Leather, Weaver Leather Supply
  7. Burnishing Leather Edges Guide, Maze Leather