Works on all precious, semi-precious and non-precious metals.
COOL RUNNING - Generate minimal heat greatly reducing potential for tempering or damaging delicate pieces. LONG-LASTING - Uniformly blended so the abrasive grain is imbedded throughout the thin flexible rods. SUNBURST 3MM PINS PEACH 6 MICRON (A/O) 100/BX PRECISION - Sunburst Pins are the "absolute best" for finishing & polishing hard-to-access areas without removing detail or causing flat spots. USE-CASE - Originally designed for jewelry stone setters, Sunburst Pins are equally suited for all intricate pieces.