McHale bale wrappers: McHale introduced its trailed 991 round bale wrappers to the UK market in 1992, along with the letter designations B, BC, BJ, BJS and BE letters – which, in turn, indicate the machines’ age and basic spec. Joining the 991 in 2001, the HS2000 became the ‘high speed’ brother to the still popular 991, while the ‘flag’ 998 square bale models completed the McHale wrapper line in 1998. James de Havilland takes a look at the machine that started it all