H&L Tooth Company History since 1931:
This H&L’s Cat style HL-1U4592 ripping shank is a replacement for Caterpillar’s Model D10, replaces part number 1U-4592 or 1V-4592. This shank uses the H&L‘s R-500 Series tooth system. Ripper shank was engineered and introduced by the H&L Tooth Company in 1986. H&L products meet or exceeds all OEM standards.
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