Minnich A-3 / A-6

Multiple Drill, Equipment Mounted Unit

Side shift is standard on A-2 and A-3
Side shift is optional on A-4 thru A-6
330 degree drill bed rotation
Adjustable drill height, depth and centers
Backhoe or skid loader mounted
Dust collection Available

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SKU: Minnich A-3 / A-6 Category:


Minnich A-3 / A-6

Model A-3/A-6
Drill Steel Shank .875″ x 4.25″
(22.2mm x 107.9mm)
Drill Steel Length 24″(61.0cm)
Under Collar
Drill Bit Diameter .625″ to 2.50″
(15.9mm to 63.5mm)
*Maximum Drill Depth 18″ (45.7cm)
Drill Distance From Top of Slab 3″ to 12 ”
(7.6cm to 30.5cm)
Minimum Cutout Width 48″ (121.9cm)
SCFM Required Per Drill 92.2 (2.61m3/min)
PSIG Required 90 (0.62MPa)
Weight A-2 1250 lbs. (567.0kg)
Weight A-3 1500 lbs. (680.4kg)
Weight A-4 1750 lbs. (793.8kg)
Weight A-5 2000 lbs. (907.2kg)
Weight A-6 2125 lbs. (963.9kg)

*Based on 2 piece steel and bits. Whirlybits should be 1″ longer for maximum drilling depth.