Minnich A-1C - General Specifications

Dowel Drill Manual
10
GENERAL SPECIFICATION
A-1C Single Drill, On Slab Unit
Model A-1C-48 A-1C-36 A-1C-30 A-1C-24
Drill Steel Shank .875” x 4.25”
(2.22cm x 10.79cm)
.875” x 4.25”
(2.22cm x 10.79cm)
.875” x 3.25”
(2.22cm x 8.26cm)
.875” x 3.25”
(2.22cm x 8.26cm)
Drill Steel Length
(Under Collar)
24” (61.0cm) 12” (30.5cm) 12” (30.5cm) 9” (22.9cm)
Drill Bit Diameter .625” - 2.5”
(15.9mm - 63.5mm)
.625” - 2.5”
(15.9mm - 63.5mm)
.625” - 1.625”
(15.9mm - 41.3mm)
.625” - 1.00”
(15.9mm - 25.4mm)
Maximum Drill
Depth*
18” (45.7cm) 10” (25.4cm) 10” (25.4cm) 7” (17.8 c m)
Drill Distance
from Top of Slab
1.5” x 11.75”
(3.8cm x 29.8cm)
1.5” x 11.75”
(3.8cm x 29.8cm)
1.5” x 11.75”
(3.8cm x 29.8cm)
1.5” x 11.75”
(3.8cm x 29.8cm)
Minimum Cutout
Width
48” (121.9cm) 36” (91.4cm) 30” (76.2cm) 24” (61.0cm)
SCFM Required 92.2 (2.61 m³/min) 92.2 (2.61 m³/min) 75 (2.12 m³/min) 36 (1.02 m³/min)
PSIG Required 90 (6.2bar) 90 (6.2bar) 90 (6.2bar) 90 (6.2bar)
Weight 700lbs (317.5kg) 665lbs (301.6kg) 630lbs (285.8kg) 605lbs (274.4kg)
Specifications shown are standard. Variations to the standard are available.
*Based on 2 piece steel and bits. Whirlybits should be 1” (2.5cm) longer for maximum drilling depth.
Three position drilling with 48” unit: Horizontal, Vertical and 35° Stitch
Urethane filled tires
3-1 skew drilling standard
Adjustable drill height and depth
Dust collection is available