X48

features

• Graduated slide rule extends up to 6'
• Slide rule runs under friction in T-slot and stops at each end to prevents slide from falling out
• 6 ft and 8 ft wood rules available
• X46X has two 6" extension slides
• an extension is ready for use on the first section
• HX46 has hook
• zero falls at inside of hook, for distance measuring
• Marked both sides and both edges
• X46F has flat, inside markings
• numbering begins on inside of rule.
• Graduated to 1/16 of an inch, 16" stud centers in red, regular outside markings