Roof Bolt High-Performance Type "Ultra Tight"
High fastening performance! The truss-shaped cross legs exert force over a wide area on thin steel plates.
"Ultra Tight" is a high-performance type roof bolt that exerts force over a wide area on thin steel plates with its truss-shaped cross leg design. It achieves double the strength of conventional roof bolts (compared to our own products). It can be installed using commercially available impact drivers. [Features] ○ Wide-range fastening design ○ High fastening performance ○ High corrosion resistance → Washers and bolts made of stainless steel ○ Excellent aesthetics (UT type) For more details, please contact us or download the catalog.
basic information
【Specifications】 ○Model Number: UT-1206S / UTB-1204S ○Shaft Diameter (mm): 12 ○Total Length (mm): 63 / 86 ○Head →Height (mm): 17 / 42 →Screw Length (mm): - / 25 ○Neck Length (mm): 47 / 44 ○Width Across Flats →Hex Bolt (mm): 13 →Special Seat (mm): 21 ○Pilot Hole Diameter (mm): 13.5 ○Applicable Plate Thickness (mm): 0.5 to 6.0 / 0.5 to 3.2 ○Tightening Length (mm): 3.0 to 6.5 / 0.5 to 4.0 ○Required Distance on Back Side (mm): 45 ○Maximum Opening Width (mm): 32 ○Confirmation Torque (Nm): 15 ○Maximum Load (kN) →Tensile Head: - / 7.0 →Tensile Neck: 21.0 →Shear: 22.5 ●For more details, please contact us or download the catalog.
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Founded in 1964, our company has grown with a primary focus on the development and sales of post-installed anchors, which are used to install equipment into concrete structures, supporting safe and secure living environments. Building on this expertise, we have also developed seismic reinforcement methods and alcohol detection devices designed to prevent drunk driving, contributing to the maintenance and advancement of social infrastructure through diverse business activities. For inquiries regarding our products and services, please feel free to contact us.