Custom David Schmelke Pool Cue. Custom Schmelke Pool cue features a Bocote Butt Sleeve, Ebony Wrap Area (No Wrap) and Bocote Forearm, Sliver stitched Rings. Schmelke SKS KIELWOOD Shaft 12.4mm, Stitched Rings. Schmelke SKS Kielwood shafts are made of Torrified Maple. The SKS shaft features a low deflection xtc ferrule and ultraskin medium tip. Ricochet Carbon Fiber Shaft 12.5mm. Low friction ding resistant surface to keep your shaft smooth and playing well just clean with lenz cleaner and microfiber rag.