Resources Pillar Lasers Inc. is committed to providing the highest level of customer service. If you have any questions, comments, or concerns about any equipment you have purchased, we will work with you to find a solution. Instruction Sheets Brochures DH Series Drills Brochure Stealth Flex Drills Brochure Manuals Field Sergeant Heavy Harrow DH Series Parts Manual Stealth Flex Series Parts Manual FAQs