4T6457 5J6837 Caterpillar bulldozer cutting edge

Description: Dozer Cutting edges

Part Number: 4T6457/5J6837

Dimension: 907*305*30, 6*1"

Holes: 6

Bolt: 4J9058

Nut: 2J3507

Models: 9U

Material: carbon steel or boron steel

Hardness: HB330-370 or HB450-500

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