3MM SILICONE PIN POLISHING POINTS and PIN CHUCK MANDREL -15 Piece Assortment Set with MANDREL- Silicone Rubber polishing pins assortment pack of all 5 Grades, set includes 3 pieces of each the 5 grits, a total of 15 - 3mm diameter Pins along with a 3mm Mini Chuck Mandrel. Silicone Polishing pins are designed for cleaning, finishing and polishing. Pins are a great choice for accessing hard-to-reach areas and fine details. Use the polishing pins at lower speeds to have greater flexibility with a softer touch, producing subtle results; use at higher speeds for more aggressive results with the harder pins. The silicone pins fit into a collet type of a mini chuck mandrel pin holder. Pins Come in 5 Grades – Assortment Set includes 3 of Each Grit along with Pin Chuck Mandrel Brown X-Hard - Blue Hard - Black Medium - Red Fine - Green X-Fine SPECIFICATIONS: JETS Product KIT # 0113-93315 Made in Germany - Shape: Round Pin Cylinder - Material: Silicone - Pin Overall Length: 23mm - Diameter: 3mm - Recommended RPM: 10,000 to 30,000 - SET Quantity: 15-Pcs.SPECIFICATIONS: JETS Product # 1301-193 Made in GERMANY - Chuck Collet Capacity: 3mm - Overall Length: 2-5/64" - 52.8mm - Shank Diameter: 3/32" - 2.32mm - Shaft Length: 1-3/16" - 30.3mm - Main Body Diameter: 15/64" - 4.8mm - Head Length: 25/64" - 9.7mm - Material: Steel - Nickel Plated NOTE: Visit JETS INC. ebay Store see all of our listings of the individual grades and 2mm diameter pins, along with the chuck mandrel holder and various other Silicone Polishers, 3M products, Radial Discs in different Sizes and Grades and a selection of many more Jewelers Equipment Tools and Supplies. JETSINC. 2E 820 CKSP M P