Manufacturer ChiaoGoo Manufacturer part number 2505-4 GTIN 812208023817 Availability ChiaoGoo SPIN Bamboo Interchangeable Tips 5"-Size 4/3.5mm SIZE 4 -SPIN BAMBOO TIPS 5" $10.00 Qty: Add to cart Add to compare list Add to Wishes-N-Wants View These hand-crafted, patina tips are made of Moso bamboo. The copper, nickel-plated join is crimped and glued to ensure a secure connection. The size is laser imprinted on each tip. This package contains two 5 inch long interchangeable tips. Size: 4/3.5mm. Imported.