Notched Harrow Disc D.510 mm Thickness 3.5 mm Hex 67 mm

Notched disc harrow blade featuring a large 660 mm diameter, heavy-duty 6 mm thickness, and a 37 mm hexagonal center hole for tillage machinery and disc harrows. Manufactured from heavy-duty 30 MnB 5 Boron steel to ensure maximum operating life even in severe soil conditions.

Features and benefits

• 30 MnB 5 Boron steel construction: delivers high hardness, toughness, and long-lasting resistance against severe soil abrasion
• Heavy-duty 6 mm thickness with 87 mm concavity: provides robust structural strength to withstand heavy impacts while deeply penetrating compacted soil
• Notched edge profile: offers aggressive cutting action on crop residues and superior clod crushing performance
• 37 mm hexagonal center hole: ensures a precise fit on the hexagonal shaft, evenly distributing torsional load and preventing rotational slippage

Technical data and specifications

Tips

Clean the 37 mm hexagonal shaft thoroughly before assembling the disc to guarantee smooth seating along the gang. Torque the main tie rod to manufacturer specifications to avoid stress concentration or cracking around the hexagonal cutout during field work.