Diamond Core Drill

Ideal for reaming beads and for drilling smaller holes in stone, glass, metal and ceramic, this 1mm core drill is hollow all the way through the shaft, so it drills faster with less clogging. Nickel-plated with 180-grit industrial diamonds. Shanks vary with head size.

Ideal for reaming beads and for drilling smaller holes in stone, glass, metal and ceramic, this 1.25mm core drill is hollow all the way through the shaft, so it drills faster with less clogging. Nickel-plated with 180-grit industrial diamonds. Shanks vary with head size.

Ideal for reaming beads and for drilling smaller holes in stone, glass, metal and ceramic, this 1.5mm core drill is hollow all the way through the shaft, so it drills faster with less clogging. Nickel-plated with 180-grit industrial diamonds. Shanks vary with head size.

Ideal for reaming beads and for drilling smaller holes in stone, glass, metal and ceramic, this 1.75mm core drill is hollow all the way through the shaft, so it drills faster with less clogging. Nickel-plated with 180-grit industrial diamonds. Shanks vary with head size.

Ideal for reaming beads and for drilling smaller holes in stone, glass, metal and ceramic, this 2mm core drill is hollow all the way through the shaft, so it drills faster with less clogging. Nickel-plated with 180-grit industrial diamonds. Shanks vary with head size.

Ideal for reaming beads and for drilling smaller holes in stone, glass, metal and ceramic, this 2.5mm core drill is hollow all the way through the shaft, so it drills faster with less clogging. Nickel-plated with 180-grit industrial diamonds. Shanks vary with head size.