Whether doing all hammer replacement by yourself or outsourcing some jobs, it is important as a technician to use your time efficiently to improve business and optimize your work. Norbert talks about unbored (for self-boring), standard bored and custom-made hammers. He will also discuss refelting existing hammers, changing worn parts and making square grand hammers. 30 years of quality hammer making allows the Abel Hammer Company to offer expert advice and full service for all technicians.