A
machine (1) for manufacturing
bristle-type tools such as brushes, brooms, etc., the
machine comprising: a plurality of support units (2) movable along a movement path (P) and configured to accommodate and support corresponding bodies (51) made of plastic material for
bristle-type tools (50); a drilling
station (3) provided with a drilling device (4) to form a plurality of cavities (52) on each body (51); and a
stamping station (5) provided with a
stamping device (6) adapted to press
bristle bundles (60) and corresponding anchoring elements (60) made of plastic and partially deformable. 1) Forced
insertion into the cavity (52); grooving device (8) configured to form at least one groove (55) on the sidewall (53) of each cavity (52), the groove extending inside the corresponding body (51) and provided with an opening (55a) to allow the corresponding anchoring element (61) to be inserted and locked by interference and partial deformation; grooving device (8) associated with a grooving
station (9) located between the drilling station (3) and the
stamping station (5), or grooving device (8) associated with the drilling station (3), or grooving device (8) associated with the stamping station (5).