Watchmarks Nails

Bit type

Ball nail drill bits: what the shape is

What a ball nail drill bit is: a small round head on the shank. We have not yet verified a maker fact specific to this shape.

Also listed as ball nail drill bit, round bit

By Watchmarks EditorialUpdated

Short answer

A ball bit has a small, round head. We have not yet verified a maker statement specific to ball bits, so check the bit maker's own description and shank size.

Key facts

Shank
3/32 inch from makers that state it for their whole range (Medicool Pro Bits, MelodySusie)[1][2]Check the shank on the exact bit.
Typical use
Not confirmedWe verified no maker statement on what this shape is for.

See all shapes in nail drill bit shapes and grits.

Sources

  1. FAQs - Medicool · Medicool · Medicool store FAQ: returns, warranty, bits, RPM guidance, maintenance, adapters. · checked 2026-10-07
  2. FAQs - MelodySusie · MelodySusie · MelodySusie FAQ: bit size, drill features, power supply, warranty, lamp wavelength bands. · checked 2026-10-07

Next review due 2027-01-07.