. mining and engineering journal . DIRECT RUN OF]THREAD. VISLOKIS OPERATED BYONE SPANNER USED AS ASINGLE ORDINARY NUT VISLOK SIMPLE Like an ordinary Nut is put on taken off Locked and Unlocked by any Standard Spanner Will not slack backCan be locked in any unsupported position Operated by anyonePrevents accidents to Life Property Saves Labour Time Material VISLOK ECONOMICAL Will last as long as an ordinary nut Can be repeatedlyre-used Does not damage the Bolt threads, nor bruise itsown threads No previous preparation of Bolt required Doesnot require special Bolts No separate parts No peri
. mining and engineering journal . DIRECT RUN OF]THREAD. VISLOKIS OPERATED BYONE SPANNER USED AS ASINGLE ORDINARY NUT VISLOK SIMPLE Like an ordinary Nut is put on taken off Locked and Unlocked by any Standard Spanner Will not slack backCan be locked in any unsupported position Operated by anyonePrevents accidents to Life Property Saves Labour Time Material VISLOK ECONOMICAL Will last as long as an ordinary nut Can be repeatedlyre-used Does not damage the Bolt threads, nor bruise itsown threads No previous preparation of Bolt required Doesnot require special Bolts No separate parts No periodicalinspections or tightenings Properly fixed as per instructionsVislok remains firm for all time Examples on record where Bolthas failed BECAUSE VISLOK WOULD NOT GIVE WAY VISL/OK. Ltd., 3. ST. BRIDES HOUSE. SALISBURY SQUARE. FLEET STREET. LONDON. FREE SAMPLE FOR TESTING ON APPLICATION TO JOHANNESBURG AGENTS: DURBAN AGENT: CAPE TOWN AGENTS: HARVEY & RUSSELL, Ltd., J. MORTIMER MOIR, JOHN HADDON & CO. (Africa) Ui Box 2343.
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Keywords: ., bo, bookcentury1800, bookdecade1890, booksubjectmineralindustries
