Quality Features Double loop hand piece holding bridge for Foredom No. 30 hand piece. Cup jaws for easy mounting of pearl, bead or gem. Holding table turns 180° so that the pearl or bead can be drilled from opposite side and hole will not be misaligned. Water holding post for cooling gemstones while drilling. Advancing lever to move pearl or bead into drill bit. Foredom flex shaft #30 hand piece not included.