Model 720 heavy-duty post hole digger.
Increased performance is offered in the Model 720 heavy-duty digger. Designed for Cat. I/II tractors, this model offers 3-postion boom adjustment, rugged gearbox along with 3-1/2” diameter boom for dependable operation. Augers (42” length) are available in 6”, 9”, 12”, 14”, 18” and 24” diameters in single and double flight plus standard or heavy-duty configuration offering the outmost in productivity.

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Specifications
Model 720
Boom Size (O.D.) 3-1/2”
Yoke Size 3”
Boom Positions 3
Mount Type Cat. I/II (7/8" Pins)
Gearbox Ratio 3.18:1
Gearbox Output Shaft 2"
Gearbox Bearings Tapered Roller
Gearbox Seals Double lip, spring loader
Drive Type PTO, 540 RPM
Shear Bolt Yes, Grade 2
Gearbox Ltd. Warranty 5-yrs.
Tractor hp 25-65 hp
Optional Down Force Kit Yes, DFK-70 (Not designed for compact tractors under 40 hp.)
Auger Sizes 6” thru 24”
Auger Length 42"
Auger Type STD, HDSF, HDDF
Auger Point - Bolt-in Fish Tail
12" Auger Ext. Opt. (170705)
Parking Stand Kit Opt. (102165)
Weight (lbs.) 206
Product Number 706160
Download Manual Model 720 Part List
Optional DFK-70 Parts List
Worksaver Augers
Model Item # Description
6" STD 170585 6" Standard Duty Single Flight Auger with Teeth
9" STD 170710 9" Standard Duty Single Flight Auger with Teeth
12" STD 170720 12" Standard Duty Single Flight Auger with Teeth
6" HDSF 706150 6" HD Single Flight Auger with Teeth
6" HDDF 706155 6" HD Double Flight Auger with Teeth
9" HDSF 706109 9" HD Single Flight Auger with Teeth
9" HDDF 706009 9" HD Double Flight Auger with Teeth
12" HDSF 706112 12" HD Single Flight Auger with Teeth
12" HDDF 706012 12" HD Double Flight Auger with Teeth
14" HDSF 706033 14" HD Single Flight Auger with Teeth
14" HDDF 706037 14" HD Double Flight Auger with Teeth
18" HDDF 706070 18" HD Double Flight Auger with Teeth
24" HDDF 706075 24" HD Double Flight Auger with Teeth
12" Ext.   12" Optional Extension   Ext. Parts List
Standard Duty Augers: use for lighter soils free of stones, roots, etc.
Heavy Duty Single Flight Augers: use for tougher digging or where stones, roots, etc. may be present.
Heavy Duty Double Flight Augers: use for loose soil such as sand/gravel to help carry soil to the surface.
Standard Auger Parts List   Heavy Duty Single Flight Parts List Heavy Duty Double Flight Parts List
WARNING: Read and understand the operator’s manual before operation. Be sure tractor/skid steer is properly counterbalanced. Damage to equipment or personal injury could occur.