METRIC TYPE 3512 - STRAIGHT SHANK - FOUR FLUTES - FOR NON-FERROUS & CAST IRON
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 non-ferrous, cast iron and non-metals.
| TOOL DIAMETER | MIN CUT DIAM. |
PILOT HOLE DIAM. |
SHANK DIAM. |
OVER ALL LENGTH |
NO. OF FLUTES |
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 | 15+ | ||||||||
| 12.0 | .4724 | .228 | 3/16 | 7/16 | 4 5/16 | 4 | 3512120 | $116.90 | 11.990 - 12.776 | $146.85 | $126.85 | $120.10 | $116.90 | $113.55 | $110.75 | $106.75 |
| 12.5 | .4921 | .228 | 3/16 | 7/16 | 4 5/16 | 4 | 3512125 | 116.90 | — | — | — | — | — | — | — | — |
| 13.0 | .5118 | .228 | 3/16 | 1/2 | 4 5/16 | 4 | 3512130 | 130.60 | 12.777 - 13.564 | 160.50 | 140.50 | 133.75 | 130.60 | 127.20 | 124.45 | 120.45 |
| 13.5 | .5315 | .228 | 3/16 | 1/2 | 4 5/16 | 4 | 3512135 | 130.60 | — | — | — | — | — | — | — | — |
| 14.0 | .5512 | .228 | 3/16 | 1/2 | 4 5/16 | 4 | 3512140 | 119.90 | 13.565 - 14.376 | 149.85 | 129.85 | 123.20 | 119.90 | 116.55 | 113.80 | 109.90 |
| 14.5 | .5709 | .228 | 3/16 | 1/2 | 5 1/8 | 4 | 3512145 | 131.80 | 14.377 - 15.164 | 161.70 | 141.70 | 134.95 | 131.80 | 128.40 | 125.65 | 121.65 |
| 15.0 | .5906 | .228 | 3/16 | 1/2 | 5 1/8 | 4 | 3512150 | 131.80 | — | — | — | — | — | — | — | — |
| 15.5 | .6102 | .228 | 3/16 | 1/2 | 5 1/8 | 4 | 3512155 | 120.95 | 15.165 - 15.951 | 150.90 | 130.90 | 124.20 | 120.95 | 117.60 | 114.85 | 110.95 |
| 16.0 | .6299 | .228 | 3/16 | 1/2 | 5 1/8 | 4 | 3512160 | 138.65 | 15.952 - 16.739 | 168.65 | 148.55 | 141.90 | 138.65 | 135.25 | 132.50 | 128.60 |
| 16.5 | .6496 | .228 | 3/16 | 1/2 | 5 1/8 | 4 | 3512165 | 138.65 | — | — | — | — | — | — | — | — |
| 17.0 | .6693 | .228 | 3/16 | 1/2 | 5 1/8 | 4 | 3512170 | 127.35 | 16.740 - 17.551 | 157.30 | 137.25 | 130.60 | 127.35 | 123.95 | 121.15 | 117.25 |
| 17.5 | .6890 | .228 | 3/16 | 1/2 | 5 1/8 | 4 | 3512175 | 127.35 | — | — | — | — | — | — | — | — |
| 18.0 | .7087 | .290 | 1/4 | 1/2 | 5 3/8 | 4 | 3512180 | 141.70 | 17.552 - 18.339 | 171.65 | 151.60 | 144.90 | 141.70 | 138.25 | 135.50 | 131.55 |
| 18.5 | .7283 | .290 | 1/4 | 1/2 | 5 3/8 | 4 | 3512185 | 129.90 | 18.340 - 19.126 | 159.90 | 139.85 | 133.20 | 129.90 | 126.55 | 123.75 | 119.85 |
| 19.0 | .7480 | .290 | 1/4 | 1/2 | 5 3/8 | 4 | 3512190 | 129.90 | — | — | — | — | — | — | — | — |
| 19.5 | .7677 | .290 | 1/4 | 5/8 | 5 3/8 | 4 | 3512195 | 144.35 | 19.127 - 19.914 | 174.30 | 154.30 | 147.55 | 144.35 | 141.00 | 138.20 | 134.25 |
| 20.0 | .7874 | .290 | 1/4 | 5/8 | 5 3/8 | 4 | 3512200 | 132.35 | 19.915 - 20.726 | 162.35 | 142.30 | 135.60 | 132.35 | 128.95 | 126.20 | 122.30 |
| 20.5 | .8071 | .290 | 1/4 | 5/8 | 5 3/8 | 4 | 3512205 | 132.35 | — | — | — | — | — | — | — | — |
| 21.0 | .8268 | .290 | 1/4 | 3/4 | 5 3/8 | 4 | 3512210 | 152.10 | 20.727 - 21.514 | 182.05 | 162.05 | 155.40 | 152.10 | 148.70 | 145.95 | 142.05 |
| 21.5 | .8465 | .290 | 1/4 | 3/4 | 5 3/8 | 4 | 3512215 | 152.10 | — | — | — | — | — | — | — | — |
| 22.0 | .8661 | .290 | 1/4 | 3/4 | 5 3/8 | 4 | 3512220 | 139.50 | 21.515 - 22.301 | 169.45 | 149.45 | 142.75 | 139.50 | 136.15 | 133.40 | 129.50 |
| 22.5 | .8858 | .290 | 1/4 | 3/4 | 6 1/8 | 4 | 3512225 | 154.90 | 22.302 - 23.089 | 184.95 | 164.85 | 158.20 | 154.90 | 151.60 | 148.80 | 144.90 |
| 23.0 | .9055 | .290 | 1/4 | 3/4 | 6 1/8 | 4 | 3512230 | 154.90 | — | — | — | — | — | — | — | — |
| 23.5 | .9252 | .290 | 1/4 | 3/4 | 6 1/8 | 4 | 3512235 | 142.10 | 23.090 - 23.901 | 172.05 | 152.05 | 145.40 | 142.10 | 138.75 | 136.00 | 132.10 |
| 24.0 | .9449 | .353 | 5/16 | 3/4 | 6 3/8 | 4 | 3512240 | 159.05 | 23.902 - 24.689 | 189.00 | 169.00 | 162.25 | 159.05 | 155.70 | 152.95 | 148.95 |
| 24.5 | .9646 | .353 | 5/16 | 3/4 | 6 3/8 | 4 | 3512245 | 159.05 | — | — | — | — | — | — | — | — |
| 25.0 | .9843 | .353 | 5/16 | 3/4 | 6 3/8 | 4 | 3512250 | 145.80 | 24.690 - 25.476 | 175.75 | 155.75 | 149.10 | 145.80 | 142.45 | 139.70 | 135.80 |
| 25.5 | 1.0039 | .353 | 5/16 | 3/4 | 6 3/8 | 4 | 3512255 | 147.20 | 25.477 - 27.076 | 177.15 | 157.15 | 150.50 | 147.20 | 143.85 | 141.10 | 137.20 |
| 26.0 | 1.0236 | .353 | 5/16 | 3/4 | 6 3/8 | 4 | 3512260 | 147.20 | — | — | — | — | — | — | — | — |
| 27.0 | 1.0630 | .353 | 5/16 | 3/4 | 6 3/8 | 4 | 3512270 | 147.20 | — | — | — | — | — | — | — | — |
| 28.0 | 1.1024 | .353 | 5/16 | 1 | 6 3/8 | 4 | 3512280 | 150.65 | 27.077 - 28.651 | 180.60 | 160.50 | 153.80 | 150.65 | 147.20 | 144.50 | 140.55 |
| 29.0 | 1.1417 | .353 | 5/16 | 1 | 6 3/8 | 4 | 3512290 | 156.80 | 28.652 - 30.239 | 186.70 | 166.65 | 159.95 | 156.80 | 153.35 | 150.65 | 146.70 |
| 30.0 | 1.1811 | .353 | 5/16 | 1 | 6 3/8 | 4 | 3512300 | 156.80 | — | — | — | — | — | — | — | — |
Diameters up to 50mm - call us for price & availability.
Do you need special 4 Spiral Flute Counterbores?
If you can't find the specific 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 4 Spiral Flute Counterbores.
Thank you for using Lexington Cutter for your 4 Spiral Flute Counterbores.




