Product Warranty Information

Limited Warranty Program

Robert Bosch Tool Corporation ("Seller") warrants to the original purchaser only, that all CST/berger laser tools and optical instruments will be free from defects in material or workmanship for a period of one (1) year from date of purchase. Bosch will extend warranty coverage to two (2) years when you register your product within eight (8) weeks after date of purchase. Product registration card must be complete and mailed to Bosch (postmarked within eight weeks after date of purchase), or you may register on-line at If you choose not to register your product, a one (1) year limited warranty will apply to your product.


Within one year of date of purchase, we will perform free of charge electrical, safety and performance checks, lubrication and replacement of parts worn under normal use. Performed at factory service centers only, transportation and freight are the responsibility of the customer.

For warranty information on tools purchased prior to January 1, 2011 call 1-800-435-1859.


© 2000-2016 All Rights Reserved.