123 125 125 127 124 130 131 128 UNIVERSAL & SPECIAL DRILL BITS Material suitability Recommended Well suited Suitable Quality stages Professional Plus Professional Classic Product group Universal drill bits Special drill bits Universal hole saw Shank CYL SDS-plus 1/4 HEX CYL 1/4 HEX TRI SDS-plus/HEX/ M16 Product AllMat AllMat Allmat Quickbit Allround Quickbit Ceramic Master Cera Expert Stoneware and roofing tile drill AllMat hole saw Page Insulating materials Sand lime brick Granite Roofing tiles Wall tiles Hard fired tiles Marble Aluminium PVC Hardwood Laminated chipboard Aerated concrete Brick Masonry Natural stone Concrete BIT ADVISOR UNIVERSAL & SPECIAL-PURPOSE