Bespoke Depth Gauge For Apex Vessel And Paddle Over Disc Cataloge PDF Part number 0104A00784 Features Suitable for regular vessels For measuring the distance between paddle/ bottom of basket and the inside bottom of vessel. Cannot be used for measuring the depth for paddle over disk or apex vessel due to its conical bottom Flat at the bottom Fits in between the paddle and the disk. Fits in between the paddle/bottom of the basket and the apex of the cone