has a "slot and wedge"system for point anchorage,usually used with cement cartridge in large stress strata for permanent support HOW TO WORK:At one end ,Tightlok Slot & Wedge Bolt is forged a cross slot and inserted into a steel wedge,the other end is compatible with...

has a "slot and wedge"system for point anchorage,usually used with cement cartridge in large stress strata for permanent support HOW TO WORK:At one end ,Tightlok Slot & Wedge Bolt is forged a cross slot and inserted into a steel wedge,the other end is compatible with...

has a "slot and wedge"system for point anchorage,usually used with cement cartridge in large stress strata for permanent support HOW TO WORK:At one end ,Tightlok Slot & Wedge Bolt is forged a cross slot and inserted into a steel wedge,the other end is compatible with...

TIGHTLOK Grooved Bolt is made of hot rolled bar with several forged grooves at one end,usually used for hardrock support. FEATURES:(1)Groove device makes resin mixing easily and completely.(2)Fast and easy installation by mechanized tools. (3)Used together with resin cartridge...

TIGHTLOK Grooved Bolt is made of hot rolled bar with several forged grooves at one end,usually used for hardrock support. FEATURES:(1)Groove device makes resin mixing easily and completely.(2)Fast and easy installation by mechanized tools. (3)Used together with resin cartridge...

has a "slot and wedge"system for point anchorage,usually used with cement cartridge in large stress strata for permanent support HOW TO WORK:At one end ,Tightlok Slot & Wedge Bolt is forged a cross slot and inserted into a steel wedge,the other end is compatible with...

TIGHTLOK Grooved Bolt is made of hot rolled bar with several forged grooves at one end,usually used for hardrock support. FEATURES:(1)Groove device makes resin mixing easily and completely.(2)Fast and easy installation by mechanized tools. (3)Used together with resin cartridge...

Tightlok Cable Bolt is made of steel strand, and has perfect support capacity. Usually be used in the area where common grouted FEATURES:1.Has incomparable flexible capacity and anti-shearing capacity.2.Available in two different diameters with both black and galvanized.3.Usually...

Tightlok Cable Bolt is made of steel strand, and has perfect support capacity. Usually be used in the area where common grouted FEATURES:1.Has incomparable flexible capacity and anti-shearing capacity.2.Available in two different diameters with both black and galvanized.3.Usually...