The cap screws are all made from quality steel in Taiwan.
Racing Connecting Rods Bolts Feature
. Manufactured from 40CrNiMoA(4340) cold forgings
. Rolled thread
. The tensile-strength are over 220, 000psi
. Core hardness level: HRC 40~44
. Outer surface hardness level: HRC 38~42
. Stress relieved, sand blasting and magnafluxed
. The tolerance is +/- 0.05 mm
. 12-point head style
High Performance Products Industry Co., Ltd. Established in 1980, is an expert in manufacturing high performance cylinder head bolts, connecting rod bolts for the gasoline engine and diesel engine. We begin to manufacture connecing rods since 1992, And our products are exported to markets of America, France, Germany, Japan, Australia, Sweden...etc. And our products are much favored by the customers.
Our company has been engaged in products processing for more than 25 years, so we have developed a hundred kinds of new cylinder head bolts, connecting rod bolts, connecting rods accumulated lots of professional of experiences in the processing. And we have trained a batch of excellent manargers and technical talents, and shaped a team with mighty cohesion force and battle effectiveness.
