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OSC provide a comprehensive range of timber fastening solutions, being a nationwide distributor of the FastenMaster® range of screws:

TimberLok® (available in lengths between 63mm and 400mm)

• Heavy duty screw fastener that does not require pre-drilling and can draw together even the most bowed or warped timbers.
• Removable and re-usable with a hexagonal head that guarantees a positive drive.
• Structural applications include:
  • Rafter-wallplate connections
  • Collar-rafter connections
  • Timber-frame wall panel connections
• Tested in accordance with EN14592
• Design data sheet with use with BS5268-2

LedgerLok® (available in lengths between 66mm and 375mm)

• Extra-heavy duty screw fastener with same attributes as Timberlok® but with a larger shank diameter
• Available in lengths corresponding to UK timber sizes
• Structural applications include:
  • Connections between plies of roof truss girders
  • Connections between plies of floor joist girders
  • Collar-rafter connections
• Tested in accordance with EN14592
• Design data sheet with use with BS5268-2

TrussLok® (available in lengths between 86mm and 171mm)

• Specialist screw fastener for installation into Engineered Wood Products (EWP) such as LVL (laminated veneer lumber) and LSL (laminated strand lumber)
• Primary application is connections between multi-ply EWP members
• Tested in accordance with EN14592
• Design data sheet with use with BS5268-2

HeadLok® (available in lengths between 73mm and 400mm)

• Heavy duty screw fastener with the same geometry and engineering properties as Timberlok®, except that its head is a flathead containing the patented FastenMaster anti-slip Spider Drive
• Structural applications include:
  • Connecting warm roof components to rafters
  • SIP panel connections
  • Timber-frame wall panel connections
• Tested in accordance with EN14592
• Design data sheet with use with BS5268-2

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