Diamond core bit

Diamond core drill bit cf 290 for wet drilling - connection 1 14" and useful length of 420mm. the sectors are laser welded with a height of 10mm, length 24mm and thickness 3,6mm, 4,0mm or 5,0mm. available sizes: 42 to 52 - 57 - 62 - 66 - 72 - 82 - 92 - 102 - 107 - 112 - 122 - 132 - 142 - 152 - 158 - 162 - 172 - 182 - 192 - 202 - 212 - 225 - 250 - 300mm. recommended for drilling the following materials: mixed masonry, concrete, abrasive concrete. to be used on core drill motors with a minimum power of 2,43,0 kw.