Set of hole enlarger attachments for hole saws, 3-pc. Hole saw guide for evenly and centrally enlarging existing holes Ø 35-70 mm. Product advantage: 3 hole enlarger attachments, made of high-quality plastic in a conical cylindrical shape, suitable for holes Ø 35-70 mm, for use with hole saws from Ø 60 mm. With thread for easy screwing into existing drill holes, incl. screw-in aid 3 steel drill bushings, Ø 6, 8, 10 mm, for guiding a pilot drill and centrally aligning the hole saw. Delivery: 1 attachment for enlarging holes Ø 35 - 51 mm, hole saw min. Ø 60 mm 1 attachment for enlarging holes Ø 46 - 62 mm, hole saw min. Ø 68 mm 1 attachment for enlarging holes Ø 54 - 70 mm, hole saw min. Ø 76 mm 1 screw-in aid for securing the attachment in the drill hole 3 interchangeable steel drill bushings (Ø 6 / 8 / 10 mm) for different pilot drills. Components in the set: Three-piece