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e-mail Coring Bits

click on:             Wet Cutting,     Dry Cutting,     Deep Hole Coring
                           2 and 3 Stage Bits,     Prestressed Bits,   Precast Bits,
                           Turbo and Anchor Bits.

Coring Bits
 

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:

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Standard overall length:    16 inches

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Standard cutting depth:    14 inches

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Core bits available in all standard inch and metric sizes.

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Longer or shorter cutting depths available.

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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
  1. for smaller jobs where low tool cost is primary consideration.
  2. incorporate .250" high segments.
 Pro 2
  1. for above average performance levels.
  2. incorporate .250" high segments with increased diamond concentration.
 Pro 3
  1. a professional quality core bit.
  2. 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:

  1. Coring prestress panels, stone, refractory and asphalt.
  2. Bond and kerf alterations for increased drilling speeds or very high rebar content.

 

Wet Cutting Coring Bits:

  1. Engineered for fast trouble free drilling of reinforced concrete.
  2. Available in a multitude of standard sizes, in either open back or solid back ends.
  3. Non-standard sizes available, including metric and special formulations for asphalt, refractory, stone and prestress.
  4. 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:

  1. Drill clean holes in a variety of masonry, block and brick walls...easily and in much less time than conventional methods.
  2. For use with the majority of heavy duty 7 and 9 inch angle grinders.
  3. Unique 5/8"-11 threader "spanner back" allows use of standard wrench to facilitate bit removal.
  4. Maximum drilling depth: 9 inches.
  5. 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: 

  1. 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.
  2. Available in Pro 2 and Formula .400 grades only.
  3. 1 1/4"-7 NC solid backs.

 

Precast Concrete Coring Bits: 

  1. Core bits feature DSI Pro 2 grade premium segments attached to notched barrels for superior retention.
  2. 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)
  3. Ten (10) inch cutting depth standard (longer/shorter lengths available)
  4. Sixteen (16) inch cutting depth standard on 30" and larger diameters.

 

Turbo Core Bits: 

  1. Unique segment design provides fast drilling in moderate to heavy steel applications.
  2. Available in Pro 1 and Formula .400 grades only.
  3. Standard drill depth of 14".
  4. Standard thread size 1-1/4"-7 NC.

 

Anchor Bits: 

  1. High tolerance bits designed for anchor setting.
  2. 12" overall, 10-1/2" drill depth.
  3. Standard 5/8"-11 NC solid end.

 

 

For inquiries or any help, please send an Information Request e-mail:  click here