Fractional | Metric


TOOL SELECTOR
CHIP
CLASS		MATERIAL MACHINEDTOOL TYPE
 20  NON-FERROUS - LONG CHIPS  512 or 514 
 40  NON-FERROUS - SHORT CHIPS  512 or 514 
 60  CAST IRONS  512 or 514 
 80  LOW STRENGTH STEELS  510 
 100  MEDIUM STRENGTH STEELS  510 
 120  HIGH STRENGTH STEELS  510 
 140  HIGH TEMPERATURE ALLOYS  512 or 514

Type 512 Metric - Four Flutes - Straight Shank
Carbide Tipped
  • Right spiral flutes
  • Carbide tips brazed to tough hardened alloy steel body
  • Tool diameter tolerance: plus .001", minus .000"
  • Shank diameter tolerance: plus .0000", minus .0005"
  • Geometry and carbide grade appropriate for material being machined
  • Carbide tips brazed to tough hardened alloy steel body
  • Precision ground cutting edges
  • USCTI
 		  Modifications: (Prompt delivery)
  • Modified tool diameter - priced below
  • Cutting diameter reduced for step
  • Corner chamfer or corner radius
  • Shortened shank or reduced shank diameter
  • Flat(s) or tang on shank
  • Coatings available:
    •  TITANIUM NITRIDE - TiN 
     TITANIUM CARBONITRIDE - TiCN 
     ZIRCONIUM NITRIDE - ZrN 
     AL TITANIUM NITRIDE - AITiN 

Notes
  Tool diameter in millimeters (mm); all other dimensions in inches
  Modified tool diameters are available up to 50mm - contact us for price
Below is a list of standard Straight Shank Counterbores offered by Hannibal Carbide Tool. If you do not see the Straight Shank Counterbores you are looking for you can click here for our SPECIAL TOOL QUOTE REQUEST FORM and fax (573-221-1140) or email your request to Hannibal. Within 24 hours we will let you know how we can supply your Straight Shank Counterbores. For technical assistance with your Counterbores please click here to fill out and submit our HANNIBAL TECHNICAL SUPPORT QUESTIONNAIRE.
Tool Diameter Dimensions Type 512
EDP NO.		 Metric
Price		 Finished To Modified Tool Diameter
Diameter No. of Flutes Overall Length Modified Diameter Range (mm) Price Each - Based on Quantity Ordered
mm Inch Min. Cut Pilot Hole Shank Low High 1 2 3 4 5-7 8-14 Over 14
12.0  .4724  .2280  .1875    7/16 4 4  5/16 512120 $118.75 11.9900 12.7760 $149.15 $128.80 $122.00 $118.75 $115.25 $112.50 $108.40
12.5  .4921  .2280  .1875    7/16 4 4  5/16 512125 118.75 — — — — — — — — —
13.0  .5118  .2280  .1875    1/2  4 4  5/16 512130 132.60 12.7770 13.5640 162.95 142.60 135.80 132.60 129.10 126.35 122.25
13.5  .5315  .2280  .1875    1/2  4 4  5/16 512135 132.60 — — — — — — — — —
14.0  .5512  .2280  .1875    1/2  4 4  5/16 512140 121.80 13.5650 14.3760 152.25 131.85 125.10 121.80 118.30 115.55 111.55
14.5  .5709  .2280  .1875    1/2  4 5  1/8  512145 133.85 14.3770 15.1640 164.25 143.80 137.00 133.85 130.35 127.60 123.50
15.0  .5906  .2280  .1875    1/2  4 5  1/8  512150 133.85 — — — — — — — — —
15.5  .6102  .2280  .1875    1/2  4 5  1/8  512155 122.80 15.1650 15.9510 153.25 133.00 126.15 122.80 119.45 116.60 112.65
16.0  .6299  .2280  .1875    1/2  4 5  1/8  512160 140.80 15.9520 16.7390 171.20 150.80 144.00 140.80 137.40 134.55 130.65
16.5  .6496  .2280  .1875    1/2  4 5  1/8  512165 140.80 — — — — — — — — —
17.0  .6693  .2280  .1875    1/2  4 5  1/8  512170 129.35 16.7400 17.5510 159.75 139.45 132.60 129.35 125.95 123.05 119.05
17.5  .6890  .2280  .1875    1/2  4 5  1/8  512175 129.35 — — — — — — — — —
18.0  .7087  .2900  .2500    1/2  4 5  3/8  512180 143.80 17.5520 18.3390 174.30 153.90 147.10 143.80 140.40 137.60 133.55
18.5  .7283  .2900  .2500    1/2  4 5  3/8  512185 131.90 18.3400 19.1260 162.30 142.00 135.20 131.90 128.45 125.60 121.70
19.0  .7480  .2900  .2500    1/2  4 5  3/8  512190 131.90 — — — — — — — — —
19.5  .7677  .2900  .2500    5/8  4 5  3/8  512195 146.60 19.1270 19.9140 176.95 156.65 149.85 146.60 143.15 140.30 136.35
20.0  .7874  .2900  .2500    5/8  4 5  3/8  512200 134.40 19.9150 20.7260 164.80 144.50 137.65 134.40 130.90 128.20 124.20
20.5  .8071  .2900  .2500    5/8  4 5  3/8  512205 134.40 — — — — — — — — —
21.0  .8268  .2900  .2500    3/4  4 5  3/8  512210 154.50 20.7270 21.5140 184.90 164.55 157.85 154.50 151.00 148.20 144.25
21.5  .8465  .2900  .2500    3/4  4 5  3/8  512215 154.50 — — — — — — — — —
22.0  .8661  .2900  .2500    3/4  4 5  3/8  512220 141.75 21.5150 22.3010 172.15 151.80 144.95 141.75 138.25 135.50 131.50
22.5  .8858  .2900  .2500    3/4  4 6  1/8  512225 157.30 22.3020 23.0890 187.75 167.40 160.60 157.30 153.90 151.10 147.10
23.0  .9055  .2900  .2500    3/4  4 6  1/8  512230 157.30 — — — — — — — — —
23.5  .9252  .2900  .2500    3/4  4 6  1/8  512235 144.35 23.0900 23.9010 174.75 154.40 147.65 144.35 140.85 138.10 134.10
24.0  .9449  .3530  .3125    3/4  4 6  3/8  512240 161.45 23.9020 24.6890 191.85 171.60 164.75 161.45 158.05 155.35 151.20
24.5  .9646  .3530  .3125    3/4  4 6  3/8  512245 161.45 — — — — — — — — —
25.0  .9843  .3530  .3125    3/4  4 6  3/8  512250 148.00 24.6900 25.4760 178.50 158.10 151.35 148.00 144.60 141.90 137.90
25.5 1.0039  .3530  .3125    3/4  4 6  3/8  512255 149.40 25.4770 27.0760 179.85 159.50 152.75 149.40 146.05 143.30 139.25
26.0 1.0236  .3530  .3125    3/4  4 6  3/8  512260 149.40 — — — — — — — — —
27.0 1.0630  .3530  .3125    3/4  4 6  3/8  512270 149.40 — — — — — — — — —
28.0 1.1024  .3530  .3125 1         4 6  3/8  512280 153.05 27.0770 28.6510 183.45 162.95 156.15 153.05 149.40 146.70 142.65
29.0 1.1417  .3530  .3125 1         4 6  3/8  512290 159.20 28.6520 30.2390 189.50 169.25 162.40 159.20 155.75 153.05 149.00
30.0 1.1811  .3530  .3125 1         4 6  3/8  512300 159.20 — — — — — — — — —
The specifications of the Straight Shank Counterbores listed above are only the dimensions that are critical to the application. Please choose the Counterbores that meet your specific needs.

Everyone at Hannibal would like to THANK YOU for the privilege of servicing your Straight Shank Counterbores needs.