Presidium Gold Karat Tester (PKT) Refill Kit – Testing Liquids & Probe Tip Drills This useful tool ensures a

This useful tool ensures a positive grip on rings during filing and polishing

PDT tests gemstones as small as 0

Ideal for resizing and enlarging rings

cutting styles

Presidium Gold Karat Tester (PKT) Refill Kit – Testing Liquids & Probe Tip Drills This useful tool ensures aThe Presidium Gold Karat Tester (PKT) Refill Kit is an official refill set designed specifically for use with the Presidium Gold Karat Tester. This kit contains five bottles of prescribed testing liquid and one replacement probe tip, ensuring accurate and reliable gold karat testing. The testing liquids are supplied in sealed vials and must be used entirely when filling or refilling the probe pen. Any unused testing liquid should not be retained and