Manufacturer ChiaoGoo Manufacturer part number 2504-6 GTIN 812208023671 Availability ChiaoGoo SPIN Bamboo Interchangeable Tips 4"-Size 6/4mm SIZE 6 -SPIN BAMBOO TIPS 4 $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 4 inch long interchangeable tips. Size: 6/4mm. Imported.