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FRACTIONAL TYPE 3511 - TAPER SHANK - THREE/FOUR FLUTES - FOR STEEL
TYPE
Carbide tips brazed to hardened alloy steel bodies. Right spiral smooth flutes. Interchangeable pilot type.
Tools are designed with appropriate carbide grade and tool geometry for machining steel and steel alloys.
Below is Lexington Cutter's selection of 3 Or 4 Spiral Flute Counterbores. We offer a wide variety of carbide tipped and solid carbide cutting tools. Over 95% are in stock either finished or semi finished for fast delivery.
Tool diameter tolerance: +.001"/-.000".
Shank diameter tolerance: +.0000"/-.0005".
TOOL DIAMETER MIN
CUT
DIAM.
PILOT
HOLE
DIAM.
NO.
OF
FLUTES
OVER
ALL
LENGTH
MORSE
TAPER
EDP
No.
PRICE
EACH
DECIMAL
SIZE RANGE
PRICE EACH - FINISHED TO DECIMAL SIZE
DECIMAL FRAC. 1 PC. 2 PC. 3 PC. 4 PC. 5 - 7 8 - 14*
 .2500    1/  .114    3/32 3 13/16 1 351108 $104.25  .2381 -  .2530 $154.55 $129.45 $121.05 $116.90 $112.65 $109.20
 .2812    9/32  .114    3/32 3 13/16 1 351109 125.45  .2531 -  .2840 175.65 150.45 142.10 137.95 133.85 130.25
 .3125    5/16  .114    3/32 3 13/16 1 351110 114.10  .2841 -  .3150 164.30 139.15 130.85 126.70 122.45 119.00
 .3438   11/32  .114    3/32 3 13/16 1 351111 140.55  .3151 -  .3470 190.80 165.60 157.20 153.15 148.90 145.45
 .3750    3/  .182    5/32 3  1/16 1 351112 117.75  .3471 -  .3780 164.00 140.90 133.15 129.35 125.50 122.35
 .4062   13/32  .182    5/32 3  1/16 1 351113 133.00  .3781 -  .4090 179.35 156.15 148.45 144.60 140.75 137.55
 .4375    7/16  .182    5/32 3  1/16 1 351114 120.95  .4091 -  .4410 167.15 144.05 136.30 132.60 128.65 125.50
 .4688   15/32  .228    3/16 3  5/16 1 351115 146.85  .4411 -  .4720 193.15 169.95 162.25 158.50 154.55 151.40
 .5000    1/  .228    3/16 3  5/16 1 351116 133.50  .4721 -  .5030 179.90 156.65 148.90 145.25 141.20 138.05
 .5312   17/32  .228    3/16 3  5/16 1 351117 144.15  .5031 -  .5340 188.70 166.45 158.95 155.35 151.55 148.45
 .5625    9/16  .228    3/16 3  5/16 1 351118 131.05  .5341 -  .5660 175.70 153.30 145.95 142.15 138.55 135.40
 .5938   19/32  .228    3/16 3  1/ 2 351119 148.05  .5661 -  .5970 192.70 170.40 162.95 159.25 155.55 152.40
 .6250    5/  .228    3/16 3  1/ 2 351120 134.55  .5971 -  .6280 179.20 156.95 149.45 145.80 141.95 138.90
 .6562   21/32  .228    3/16 3  1/ 2 351121 156.25  .6281 -  .6590 200.90 178.55 171.10 167.50 163.65 160.65
 .6875   11/16  .228    3/16 3  1/ 2 351122 141.95  .6591 -  .6910 186.70 164.30 156.95 153.15 149.45 146.30
 .7188   23/32  .290    1/ 3  3/ 2 351123 158.85  .6911 -  .7220 203.55 181.25 173.80 170.15 166.40 163.30
 .7500    3/  .290    1/ 3  3/ 2 351124 144.40  .7221 -  .7530 189.00 166.65 159.25 155.60 151.75 148.70
 .7812   25/32  .290    1/ 3  3/ 2 351125 161.55  .7531 -  .7840 206.15 183.90 176.40 172.70 169.00 165.90
 .8125   13/16  .290    1/ 3  3/ 2 351126 146.95  .7841 -  .8160 191.50 169.25 161.85 158.05 154.35 151.25
 .8438   27/32  .290    1/ 3  3/ 2 351127 169.80  .8161 -  .8470 214.60 192.20 184.80 181.10 177.40 174.30
 .8750    7/  .290    1/ 3  3/ 2 351128 154.40  .8471 -  .8780 199.10 176.70 169.35 165.60 161.90 158.75
 .9062   29/32  .290    1/ 3  1/ 3 351129 174.50  .8781 -  .9090 219.10 196.75 189.40 185.65 181.95 178.90
 .9375   15/16  .290    1/ 3  1/ 3 351130 158.60  .9091 -  .9410 203.20 180.90 173.45 169.75 166.10 163.05
 .9688   31/32  .353    5/16 3  3/ 3 351131 178.50  .9411 -  .9720 223.10 200.85 193.40 189.70 185.85 182.85
1.0000          .353    5/16 3  3/ 3 351132 168.40  .9721 - 1.0030 214.85 191.65 183.90 180.10 176.05 172.95
1.0625  1/16  .353    5/16 3  3/ 3 351134 170.65 1.0031 - 1.0660 216.85 193.75 186.00 182.20 178.30 175.15
1.1250  1/  .353    5/16 3  3/ 3 351136 176.00 1.0661 - 1.1280 222.40 199.30 191.45 187.65 183.75 180.60
1.1875  3/16  .353    5/16 3  3/ 3 351138 182.00 1.1281 - 1.1905 228.50 205.25 197.45 193.70 189.70 186.60
1.2500  1/  .426    3/ 4  5/ 3 351140 202.35 1.1906 - 1.2530 252.55 227.45 219.10 214.95 210.70 207.25
1.3125  5/16  .426    3/ 4  5/ 3 351142 216.85 1.2531 - 1.3155 267.25 242.00 233.75 229.55 225.35 221.85
1.3750  3/  .426    3/ 4  5/ 3 351144 227.30 1.3156 - 1.3780 277.50 252.40 244.00 239.90 235.70 232.20
1.4375  7/16  .426    3/ 4  7/ 4 351146 252.75 1.3781 - 1.4405 307.50 280.20 270.95 266.55 261.95 258.15
1.5000  1/  .426    3/ 4  7/ 4 351148 290.90 1.4406 - 1.5030 347.60 319.25 309.80 305.15 300.45 296.45
1.5625  9/16  .489    7/16 4  1/ 4 351150 312.55 1.5031 - 1.5660 371.90 342.30 332.50 327.45 322.50 318.50
1.6250  5/  .489    7/16 4  1/ 4 351152 318.15 1.5661 - 1.6280 377.50 347.90 338.05 333.05 328.00 324.10
1.6875 11/16  .489    7/16 4  1/ 4 351154 380.65 1.6281 - 1.6910 444.85 412.80 402.15 396.85 391.35 387.05
1.7500  3/  .489    7/16 4  1/ 4 351156 380.65 1.6911 - 1.7530 444.85 412.80 402.15 396.85 391.35 387.05
1.8125 13/16  .489    7/16 4  1/ 4 351158 450.60 1.7531 - 1.8160 514.65 482.65 471.95 466.60 461.25 456.75
1.8750  7/  .489    7/16 4  1/ 4 351160 450.60 1.8161 - 1.8780 514.65 482.65 471.95 466.60 461.25 456.75
1.9375 15/16  .489    7/16 4  1/ 4 351162 492.25 1.8781 - 1.9410 556.45 524.35 513.60 508.40 503.00 498.55
2.0000          .551    1/ 4  3/ 4 351164 492.25 1.9411 - 2.0030 556.45 524.35 513.60 508.40 503.00 498.55
*Quantities of 15 or more: price of fractional size in same size range.

Do you need special 3 Or 4 Spiral Flute Counterbores?

If you can't find the specific 3 Or 4 Spiral Flute Counterbores you are looking for we can manufacture it for you as a special. Simply fill out our Special Tool Quote Form and fax it back to us at 941-739-2827. You can also send us a message with your requirements through our Contact Us page. We will provide you with price and delivery for your special 3 Or 4 Spiral Flute Counterbores.

Thank you for using Lexington Cutter for your 3 Or 4 Spiral Flute Counterbores.