id	keyword
brj-23880	bolt
brj-23880	withdrawal
brj-23880	strength
brj-23880	diameter
brj-23880	capacity
brj-23880	grain
brj-23880	bearing
brj-23880	timber
brj-23880	mm bolt
brj-23880	parallel
brj-23880	bolt diameter
brj-23880	perpendicular