*Current Membership to ALOA or one of its divisions required for purchase. This reference manual belongs in every safe technician’s library. You will find clear illustrations and detailed information on start-up equipment needs, how, when & where to drill, drill point options, lock handing, lock parts identification, combination changing, relock triggers and devices, construction ratings and more. This manual is used as the class text for the Certified Professional SafeTech Review Course. ---------- Now included with purchase of a new Safe Technicians Reference Manual is the Safe Technicians Reference Manual GSA Update 2019/2020 By: Joe Cortie. ---------- The Safe Technicians Reference Manual GSA Update 2019/2020 By: Joe Cortie is also sold separately (ITEM #: STRGSA).