Le Crayon a Andre - Coin Cleaning 4 Pencil Set for coins and relics Pro Pointer and the frequency response is

and the frequency response is 30-18

or detector bag

1000 GPH Main Pump for the Trommel

or the GPK Deluxe Kit

Dimensions:

Le Crayon a Andre - Coin Cleaning 4 Pencil Set for coins and relics Pro Pointer and the frequency response isSet Complete Restoration New Packaging for Pencil Set of 4 Complete set of Andre's pencils, fantastic cleaning pencils for coins and relics This set of 4 pencils is a great addition to your cleaning toolbox. Ideal on bronze coins such as Indian Head Pennies or 2 cent pieces. It is also versatile and will allow you to clean other metals such as copper. Overview This set of 4 pencils is a great addition to your cleaning toolbox. Ideal on bronze coins