Rounded flying-saucer Torx head in M5 × 0.8. This Tianswer screw is listed in Grade 5 Ti-6Al-4V titanium alloy and offered from 10 to 40 mm. Its broad, shallow head is a specific bearing profile: match it to your original bicycle or motorcycle fastener before ordering.
Specifications
Thread: M5 × 0.8 mm
Lengths: 10, 12, 15, 20, 25, 30, 35 and 40 mm
Head diameter: 12 mm; head height: 4 mm
Drive: Torx T25
Listed product options: titanium, gold, rainbow, burn blue and black
Price is for one bolt
Thread and seating checks
The existing listing distinguishes full-thread lengths up to 25 mm from longer options. Compare the selected variant's shank and thread coverage, head seat and clearance with your original component. For disc-brake use, confirm the manufacturer's approved fastener and tightening instructions; dimensions alone do not establish approval. For an engineering teardown on fatigue resistance and shear analysis, read our guide on Rolled vs. Cut Threads & Shear Analysis.
FAQ
Will a wider head replace a countersunk screw? No. The mating seat must match the head geometry.
