SR Bolt

Spatter-removal bolt

SR Bolt

Spatter-removal bolt

Feature
Removes spatter on the mating threads.
What is SR?
Spatter Remove
Industry
Automobile, construction.
Specific Application
Chassis, body, etc.
Benefits to Users
Eliminates re-tapping process or anti-spatter treatments.
Size
M6〜M10

Conventional Products

<Issues>

●Weld spatter on the nut
→Causes incomplete tightening.
●Re-tapping to remove spatter necessary
→Cost incurs.
●Anti-spatter treatments necessary
→Cost incurs.

Reliability
95(Including screw floats due to spatter )
Cost Index
100

SR Bolt

<Feature>

①Removes spatter on the mating threads by a concave on screw tip.
②Removes spatter at thread root by A longitudinal groove on thread tip.

<Benefits>
●No re-tap process.
●No thread coating for anti-spatter.

Reliability
100
Cost Index
50(Against re-tapping and anti-spatter treatments cost.)

Same product with different shape