Oliver & Dahlman Equipment Co., Inc.
Oliver Dahlman - Model WTHD Series -Tandem Harrow
8’ to 26’ Cutting Widths. Heavy-duty Disc Scrapers. 24” x 1/4” Disc Blades. Heavy-duty Welded Frame. 1-1/2” Square Alloy Steel Axles. Sealed Flange Bearings. 9” and 10-1/2” Disc Spacing. Rigid or Hydraulic Folding Models.
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FRAME
Constructed from 4 x 6 x 3/4 angle and 4 x 4 x 3/8 square tubing. Tongue is 3 x 6 x 3/8 and a 4 x 4 x 3/8 drawbar with heavy- duty spring bundle for front to rear leveling.
GANGS
3 x 6 x 3/8 gang carriers provide rigid support for gang components.
AXLES
Made from 1-1/2 square alloy steel to provide strength and durability.
ANGLE OF CUT
Adjustments from 5° to 28°.
BEARINGS
Re-Lubricatable sealed flange bearings on 10-1/2” disc spacing and pillow block bearing assemblies on 9” disc spacing.