Even under the toughest rebar or aggregate conditions, DSI has
the core bit to suit the job whether big or small. Our 30 years of
experience in manufacturing, combined with both professional coring and general
contractors has allowed DSI to produce products suited for today's requirements.
From plant floors to bridge decks, deep hole drilling or sampling, our PRO-MAX
and Formula .400 series core bits will tackle any job they're put to.
DIMENSIONAL CHARACTERISTICS:
Standard overall length:
16 inches
Standard cutting depth: 14
inches
Core bits available in all standard inch and
metric sizes.
Longer or shorter cutting depths available.
Solid back adapter thread sizes:
1" to 1-3/4" diameter:
5/8" - 11 NC
1-7/8" and larger:
1-1/4" - 7 NC
SEGMENT SIZE CONFIGURATION:
Pro 1
for smaller jobs where low tool cost
is primary consideration.
incorporate .250" high segments.
Pro 2
for above average performance levels.
incorporate .250" high segments with
increased diamond concentration.
Pro 3
a professional quality core bit.
utilizes a specially formulated bond, .400" high
segments attached to notched barrels..
Special Applications:
DSI core bits are engineered to provide you with efficient
performance in the vast majority of applications; however, depending on some
special or out of the ordinary applications, DSI can custom engineer and
manufacture various bond and barrel configurations to suit your special needs
such as:
Coring prestress panels, stone, refractory and asphalt.
Bond and kerf alterations for increased drilling speeds or
very high rebar content.
Wet
Cutting Coring Bits:
Engineered for fast trouble free drilling of reinforced
concrete.
Available in a multitude of standard sizes, in either open
back or solid back ends.
Non-standard sizes available, including metric and special
formulations for asphalt, refractory, stone and prestress.
Three performance levels to best suit your needs:
Pro 1 - for smaller jobs where low initial
cost is a consideration, Pro 2 - above
average performance levels in life and speed, Formula
.400 - professional core bit ensuring maximum life and speed.
Dry Cutting Coring
Bits:
Drill clean holes in a variety of masonry, block and brick
walls...easily and in much less time than conventional methods.
For use with the majority of heavy duty 7 and 9 inch angle
grinders.
Unique 5/8"-11 threader "spanner back" allows use of
standard wrench to facilitate bit removal.
Maximum drilling depth: 9 inches.
Not recommended for
reinforced concrete.
Deep Hole Coring System:
DSI manufactures threaded bit, crown and tube extensions for
continuous core drilling from two inch through six inch diameters in our Formula
.400 grade only.
Prestressed Concrete Coring Bits:
Specially designed core bits where segments are fully
recessed to reduce the possibility of segment loss when drilling prestressed
concrete containing steel strands under tension.
Available in Pro 2 and Formula .400 grades only.
1 1/4"-7 NC solid backs.
Precast Concrete Coring Bits:
Core bits feature DSI Pro 2 grade premium segments attached
to notched barrels for superior retention.
Available with the following drives: (please specify drive
required) 1-1/4"-7 NC "A" flange (5" A.H. w/4 threaded bolt holes)
"C" flange (2" A.H. w/3 threaded bolt holes)
Ten (10) inch cutting depth standard (longer/shorter
lengths available)
Sixteen (16) inch cutting depth standard on 30" and larger
diameters.
Turbo Core Bits:
Unique segment design provides fast drilling in moderate to
heavy steel applications.
Available in Pro 1 and Formula .400 grades only.
Standard drill depth of 14".
Standard thread size 1-1/4"-7 NC.
Anchor Bits:
High tolerance bits designed for anchor setting.
12" overall, 10-1/2" drill depth.
Standard 5/8"-11 NC solid end.
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