Bench Anvil Deluxe Kit with Round & Oval Bracelet Mandrels, Ring Mandrel, Bench Pin & Steel Anvil - SFC Tools (13-135) for Jewelry Making & Metalworking" 优化说明： 1. 符合SEO规范：包含核心关键词（Bench Anvil, Mandrels, Jewelry Making等） 2. 结构清晰：品牌名和型号放在后面 3. 增加使用场景（Jewelry Making & Metalworking） 4. 符号优化：用"&"替代"and"节省字符空间

The Deluxe bench anvil combination kit includes a ring mandrel, two bench pins, an oval bracelet mandrel, a round bracelet mandrel, an adapter to fit a bezel mandrel (bezel mandrel not included) and the bench mounting system which has a flat anvil surface on top. The ring mandrel is hardened steel, perfect for hammering on, and has U.S. sizes 1-15 marked on it. The ring mandrel is 8.75” (22.2 cm) long plus the tang and is secured into the system with a thumb screw. The hardwood bench pin measures 6 x 2 x 5” (15.3 x 5 x 12.7 cm) and is cut with a V-slot. The second hardwood bench pin measures 7 1/4 x 2 x 1 and has a round and an oblong cut out in addition to two v-slots and square and half round sawing support. Both of the bracelet mandrels are hardened steel.The oval measures 6” (15.3 cm) long plus the tang. The round one is also 6" (15.3 cm). Both measure approximately 7 inches by the tang and 4 inches by the tip.The bench pin and the bracelet mandrel fit perfectly into the opening under the anvil (not at the same time) and are held securely when the whole device is clamped to a table with the screw mechanism. The mechanism can clamp to a table up to 2.25” (5.7 cm) thick.