15pcs/set 6mm-50mm diamond coated hole saw drill bit cutter core shaft tool kit for ceramic porcelai
features: --100% and high quality. --this diamond coated core drill bit removes a complete circleglass, tiles, marble, granite, ceramic or other. --materials and only needs water for lubrication. --always use lubrication water, otherwise the diamond core drill will burn. --can be used with a standard electric drill. --start your hole diagonally, make a round trace and then hold drill straight. specifications: size: 6/8/10/12/14/16/18/20/22/25/26/28/30/40/50mm 0.23/0.31/0.39/0.47/0.55/0.62/0.7/0.78/0.86/0.98/1.02/1.10/1.18/1.57/1.97" quantity: 15 pcs packaged included: 1 x 15pcs diamond coated hole saw drill bits
See this content immediately after install