Bergeon 6675-4 Gold Test Needles Premium Set Of 4 Swiss Made Beadsmith Do NOT add replenisher to

Do NOT add replenisher to a contaminated bath

it leaves a uniform

23 is a precision replacement sleeve designed for use with compatible Swiss-style rotary handpieces and flex shaft systems

Insulated lid

With 10 unique tips included — spanning brass

Bergeon 6675-4 Gold Test Needles Premium Set Of 4 Swiss Made Beadsmith Do NOT add replenisher toThe Bergeon 6675 4 Gold Test Needles are a premium Swiss made set of four solid gold testing needles designed for professional jewelers and metalsmiths who require accurate, reliable karat testing. What sets these needles apart is that the gold test pieces are solid through and through not plated or surface coated like lesser alternatives. Each needle carries a small square of solid gold in a specific karat, ensuring consistent, trustworthy results