National Engineering Works manufacturers and supplies a comprehensive range of Inverted Tooth Silent Chain conforming to ANSI B29.2M ( Up to 1.5" Pitch & 12” width ) with Centre Guide , Side Guide , Multi Guide & Silent Chain Sprocket ( Silent Chain Drive ) for varied industrial and machinery application . These Toothed Chains operate smoothly , quietly and dependably in rigorous application , especially in High-Speed Transmission. Structurally , the link plates of Silent Chain strike the sprocket at an angle , thus produce comparatively reduced noise ( “ Silent “ ) . Mostly , the pin is comprised of two segments that have rotational contact. This rotational contact vouches for reduced wear and increased service life of Silent Chain even in most demanding condition. Manufactured using latest technology, our precision engineered Inverted Tooth Chain ( Silent Chain ) deliver superior performance and offer long service life.