Bosch Diamond Holesaw for Hard Ceramics 79 mm. 3 1 8" 2608580320 Dremel-Butane-Tools Lithium-ion batteries have greater life

Lithium-ion batteries have greater life spans than their Ni-MH or Ni-Cad counterparts giving 430% greater run time

0 Ah battery with maximum runtime in Bosch´s 12 V category

it will also fit other bits with a 1/4' hex

Bosch TC tipped hinge cutting bit 35 x 90 mm

Bosch Diamond Holesaw for Hard Ceramics 79 mm. 3 1 8" 2608580320 Dremel-Butane-Tools Lithium-ion batteries have greater lifeDiamond for Hard Ceramics Hole Saw cuts through the hardest tiles Specification: 79 mm, 3 1 8" Packaging type: Combined cardboard plastic packaging, folding blister, with Euro hole Pack quantity: 1 Pcs Diameter mm: 79 Diameter inches: 3 1 4 Working length mm: 39 Appropriate for: Tile, Natural stone, Calcareous sandstone, Floor tile, Wall tile