Why Does My Dice Set Roll Low? Common Causes

If your sharp edge dice seem to roll low numbers repeatedly, the cause is usually surface imperfections, air bubbles, or an uneven polish—not a design flaw. This guide walks you through diagnosing and fixing the issue.

Publishing teamXI LANGS Editorial

PublishedOct 19, 2026

Page updatedOct 19, 2026

Reading time3 minutes

Why Does My Dice Set Roll Low? Common Causes

Quick answer

A dice set that consistently rolls low usually has a minor manufacturing imperfection—like an air bubble or uneven polish—that shifts its center of gravity. Most cases are fixable at home or covered by the maker's quality policy.

Why handmade dice sometimes roll low

Handmade sharp edge dice are cast in resin, which can trap tiny air bubbles near a face or edge. Even a bubble invisible to the eye can make that side slightly lighter, causing the die to land on the opposite face more often. This is not a design flaw—it is a known trade-off of artisan production versus mass-injection molding.

Another common cause is an uneven polish. If one face is sanded more aggressively during finishing, that face becomes a fraction smaller and lighter. The die then tends to roll away from the heavier (unpolished) side, favoring numbers on the lighter face.

Diagnose and fix low-rolling dice

Symptom: Your die consistently lands on the same few numbers (e.g., 1–5 on a D20) after 20+ rolls on a flat surface. The die does not wobble or bounce unusually.
Likely cause: An air bubble or uneven polish on the heavier face (the face opposite the numbers that appear most). To confirm, float the die in a glass of salt water: if the same face always points up, that face is lighter. If the die floats with the same face up every time, the imbalance is confirmed.
Corrective action: Lightly sand the heavier face (the one that points down in the float test) with 1000-grit sandpaper, using a circular motion for 10–15 seconds. Re-test. Repeat until the die no longer favors a face. Re-polish with a microfiber cloth. Stop sanding once the die floats neutrally—over-sanding will create a new imbalance.
When to stop or choose another option: If the die still rolls low after three sanding attempts, or if you see a visible crack or chip, the imbalance is structural. Contact the maker for a replacement (most handmade dice sellers offer a quality guarantee). For casual play, a slight bias of 1–2% is normal and acceptable. Do not sand a cracked or chipped die—replace it.

Product facts

WS The Terror - 7 piece set: The WS The Terror set is handmade by a team of skilled resin artists and quality-inspected to be visually perfect and suitable for casual play. Visual perfection does not guarantee perfect balance; even a visually flawless die may have a slight internal bubble that affects rolling behavior.

WS The Terror - 7 piece set