Terry’s Locksmiths offers sales, installations and repairs of sliding door locks across the Gold Coast. Call (07) 5601 1820 or visit our showroom at Burleigh Heads or Southport. Have a sliding door lock problem? At Terry’s Locksmiths we cover sliding door lock repairs Gold Coast wide. Have difficulty opening you sliding door or a key braking off is just some of the things we come across and can fix with ease.