Professional Sewing Machine Buttonholer B-6TA Full Set with Dedicated Case, B-6 Model The following cams are all included: Eyelet: 1.3cm, 1.6cm, 1.8cm, 2.1cm Keyhole: 1.6cm, 1.8cm, 2.1cm, 2.4cm *1.0cm eyelet cam is missing Instruction manual image available Brother Button Bowler Buttonhole Purchased about 10 years ago, used a few times, and stored in a dark place with the sewing machine.