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Cat

A11 Auger

Cat® Augers are used to drill holes for footings, fencing, sign posts, trees and shrubs in construction, agricultural and landscaping applications.

Media

Photos

Studio Shot
Studio Shot
Front View
Front View
Top View
Top View
Left View
Left View
Rear View
Rear View
Bottom View
Bottom View
Right View
Right View
Cat® Auger at Work on a 908M Compact Wheel Loader
Cat® Auger at Work on a 908M Compact Wheel Loader
Cat® Auger at Work on a 277D Multi Terrain Loader
Cat® Auger at Work on a 277D Multi Terrain Loader

Videos

Cat® Auger Attachment at Work
Cat® Auger Attachment Overview
An Attachment for Every Job – Cat® Work Tool Attachments

360° View

Exterior

Model shown represents features on all Cat® Augers except where indicated.

Documents

Features

Application

Multiple Drive Systems

Rugged Bits for Every Application

Bit Extensions and Adapters

Articulated Joint

Mechanical Swing Stops

Details

Specifications

Spec Value
Drive Shaft Torque at Maximum Pressure 815 lb/ft 1105 N·m
Drive Method Gerotor Motor - Direct Drive Gerotor Motor - Direct Drive
Mounting Bracket Design 2 Ton Mini Excavator Pin On 2 Ton Mini Excavator Pin On
Required Hydraulics Standard Flow Standard Flow
Optimal Hydraulic Flow 75-90 L/min (20-24 gpm) 75-90 L/min (20-24 gpm)
Optimal Hydraulic Pressure 105-150 bar (1523-2176 psi) 105-150 bar (1523-2176 psi)
Overall Width – With Bracket 11 in 280 mm
Overall Length – With Bracket 11 in 280 mm
Overall Height 35.4 in 900 mm
Housing Diameter 11 in 280 mm
Swing Range (fore/aft) 36 degrees 36 degrees
Swing Range (L/R) 76 degrees 76 degrees
Weight 178.6 lb 81 kg
Motor Displacement 24 in³ 393 cm³
Bit Speed at Maximum Flow 191 rpm 191 rpm
Hex Output Shaft Size 2 in 51 mm

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