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Core Bits

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RAPID-KORE DIAMOND CORE BITS - WET DRILLING

Rapid-Kore for drilling a wide range of concrete & masonry materials for stationary core drill machines

Part No. Shaft Extensions

Thread Size         Length

Net Cost
11200 5/8" - 11 6" $59.80
11201 5/8" - 11 12" $85.80
11202 1-1/4" - 7 6" $107.90
11203 1-1/4" - 7 12" $118.30

 

 

Part No. Couplings

Thread Size

Female          Male

Net Cost
11210 1-1/4" - 7 5/8"- 11 $66.30
11211 5/8" - 11 1-1/4" - 7 $100.10

 

DRILLING TIPS

Make certain the drilling machine is properly and rigidly secured with an anchor or vacuum plate.  Do not permit any movement or vibration which will shorten bit life and reduce cutting speed.  Do not stand on drill base for anchoring.  It does not provide adequate rigidity and is dangerous.

Feed the drill bit to the material very slowly with light pressure until the hole is formed.  Then use a consistent feed pressure for a smooth cut.  Avoid sudden impacts which can fracture diamonds and cause excessive wear.

A sufficient amount of pressurized water must be available at all times.  Make sure waterways are free of build-up or blockage.  A muddy slurry return indicates proper feed pressure is being maintained.  A clear water return means insufficient feed pressure.

Always use the proper RPM for the core bit diameter and sufficient power.

Use a feather-light touch when cutting through rebar.

 

PREMIUM SERIES - SILVER

Rapid-Kore Silver  An excellent general purpose core bit for drilling a wide range of concrete and masonry materials.  Designed for use on block, brick and concrete with soft to hard aggregates and light steel reinforcing.  (Comparable to Diamond Products Heavy Duty Orange)

 

SUPER SERIES - GOLD

Rapid-Kore Gold  High diamond concentration leads to faster cutting and longer life.  Designed for all kinds of masonry and concrete including very hard aggregates and medium to heavy steel reinforcing.  (Comparable to Diamond Products Premium Black)

 

ULTIMATE SERIES - PLATINUM

Rapid-Kore Platinum The ultimate core bit designed for the professional contractor who wants the highest quality.  Fastest cutting with longest life.  Use for large jobs where high production is required.  Available in different bonds for specific applications.

Other considerations:

   Built In Adaptor - All Quasar Rapid-Kore core bits are furnished with precision aligned built-in adapters      featuring rugged      heavy duty steel barrels. Open back bits are also available.

    Extra Drilling Depth - We will be glad to supply tubes longer or shorter than shown standard drilling depths.  Please call us for      pricing.

    Special Applications - Specific bonds are available for all of your drilling applications.  Please call us for technical assistance.      Other thicknesses and sizes are available.

 

 

 

CORE BITS WITH CROWNS
Dia Thk Thread Standard

Drilling

Depth

Rapid-Kore

Silver              Net Cost

Rapid-Kore

Gold         Net Cost

Rapid-Kore

Platinum      Net Cost

1/2 .140 5/8 - 11 14 NA   11061 $75 11111 $99
5/8 .140 5/8 - 11 14 NA   11062 $76 11112 $102
3/4 .140 5/8 - 11 14 NA   11063 $77 11113 $103
7/8 .140 5/8 - 11 14 NA   11064 $80 11114 $107
1 .140 5/8 - 11 14 11015 NA 11065 $88 11115 $112
1 1/8 .140 5/8 - 11 14 NA   11066 $90 11116 $121
1 1/4 .140 5/8 - 11 14 NA   11067 $94 11117 $125
1 3/8 .140 5/8 - 11 14 NA   11068 $99 11118 $126
1 1/2 .140 5/8 - 11 14 11019 NA 11069 $101 11119 $127
1 5/8 .140 5/8 - 11 14 NA   11070 $107 11120 $147
1 3/4 .140 1 1/4 - 7 14 NA   11071 $121 11121 $151

 

 

CORE BITS WITH SEGMENTS
Dia Thk Thread Standard

Drilling

Depth

Rapid-Kore

Silver      Net Cost

Rapid-Kore

Gold    Net Cost

Rapid-Kore

Platinum   Net Cost

2 .155 1 1/4 - 7 14 11023 $117 11073 $134 11123 $173
2 1/4 .155 1 1/4 - 7 14 11024 $127 11074 $145 11124 $186
2 1/2 .155 1 1/4 - 7 14 11025 $129 11075 $165 11125 $199
2 3/4 .155 1 1/4 - 7 14 11026 $138 11076 $181 11126 $225
3 .155 1 1/4 - 7 14 11027 $139 11077 $187 11127 $234
3 1/2 .155 1 1/4 - 7 14 11029 $181 11079 $219 11129 $265
4 .155 1 1/4 - 7 14 11030 $197 11080 $247 11130 $301
4 1/4 .155 1 1/4 - 7 14 11031 $227 11081 $292 11131 $349
4 1/2 .155 1 1/4 - 7 14 11032 $235 11082 $319 11132 $373
5 .155 1 1/4 - 7 14 11033 $269 11083 $327 11133 $402
5 1/2 .155 1 1/4 - 7 14 11035 $295 11085 $382 11135 $441
6 .155 1 1/4 - 7 14 11036 $298 11086 $395 11136 $458
6 1/4 .155 1 1/4 - 7 14 11037 $349 11087 $440 11137 $524
7 .195 1 1/4 - 7 14 11039 $429 11089 $518 11139 $579
8 .195 1 1/4 - 7 14 11040 $432 11090 $519 11140 $592
9 .195 1 1/4 - 7 14 11041 $578 11091 $648 11141 $754
10 .195 1 1/4 - 7 14 11042 $585 11092 $676 11142 $797
11 .195 1 1/4 - 7 14 11043 $671 11093 $786 11143 $975
12 .195 1 1/4 - 7 14 11044 $676 11094 $822 11144 $1004
14 .195 1 1/4 - 7 14 11045 $825 11095 $1035 11145 $1294
CORE BITS WITH BOLT ON ADAPTORS
12 .220 Bolt-On 14 NA NA 11096 $974 11146 $1220
14 .220 Bolt-On 17 NA NA 11097 $1209 11147 $1459
16 .220 Bolt-On 19 NA NA 11098 $1458 11148 $1645
18 .220 Bolt-On 21 NA NA 11099 $1645 11149 $1802
20 .220 Bolt-On 23 NA NA 11100 $1846 11150 $2078
24 .220 Bolt-On 27 NA NA 11101 $2209 11151 $2466

 


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Last modified: March 16, 2004