Fractional | Metric


TOOL SELECTOR
CHIP
CLASS		MATERIAL MACHINEDTOOL TYPE
 20  NON-FERROUS - LONG CHIPS  516 or 518 
 40  NON-FERROUS - SHORT CHIPS  516 or 518 
 60  CAST IRONS  516 or 518 
 80  LOW STRENGTH STEELS  511 
 100  MEDIUM STRENGTH STEELS  511 
 120  HIGH STRENGTH STEELS  511 
 140  HIGH TEMPERATURE ALLOYS  516 or 518

Type 518 Metric - Four Flutes - Taper Shank
Carbide Tipped
  • Right spiral flutes
  • Carbide tips brazed to tough hardened alloy steel body
  • Tool diameter tolerance: plus .001", minus .000"
  • Geometry and carbide grade appropriate for material being machined
  • Carbide tips brazed to tough hardened alloy steel body
  • Precision ground cutting edges
  • USCTI
  • Taper Shank No. refers to American Standard taper series (formerly Morse taper series) per ASME/ANSI B5.10
 		  Modifications: (Prompt delivery)
  • Modified tool diameter - priced below
  • Cutting diameter reduced for step
  • Corner chamfer or corner radius
  • Shank whistle notch for set screw
  • Smaller taper 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 Taper Shank Counterbores offered by Hannibal Carbide Tool. If you do not see the Taper 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 Taper 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 518
EDP NO.		 Metric
Price		 Finished To Modified Tool Diameter
Diameter Taper Shank No. No. of Flutes Overall Length Modified Diameter Range (mm) Price Each - Based on Quantity Ordered
mm Inch Min. Cut Pilot Hole Low High 1 2 3 4 5-7 8-14 Over 14
12.0  .4724  .2280  .1875 1 4 4  5/16 518120 $125.75 11.9900 12.7760 $155.15 $135.45 $128.95 $125.75 $122.65 $119.85 $116.00
12.5  .4921  .2280  .1875 1 4 4  5/16 518125 125.75 — — — — — — — — —
13.0  .5118  .2280  .1875 1 4 4  5/16 518130 139.30 12.7770 13.5640 168.60 149.10 142.45 139.30 136.05 133.35 129.50
13.5  .5315  .2280  .1875 1 4 4  5/16 518135 139.30 — — — — — — — — —
14.0  .5512  .2280  .1875 1 4 4  5/16 518140 127.95 13.5650 14.3760 157.20 137.65 131.00 127.95 124.50 121.85 118.05
14.5  .5709  .2280  .1875 2 4 5  1/8  518145 142.85 14.3770 15.1640 172.15 152.40 145.90 142.85 139.55 136.75 132.95
15.0  .5906  .2280  .1875 2 4 5  1/8  518150 142.85 — — — — — — — — —
15.5  .6102  .2280  .1875 2 4 5  1/8  518155 130.95 15.1650 15.9510 160.20 140.65 134.10 130.95 127.75 125.05 121.15
16.0  .6299  .2280  .1875 2 4 5  1/8  518160 150.00 15.9520 16.7390 179.30 159.65 153.15 150.00 146.80 144.00 140.25
16.5  .6496  .2280  .1875 2 4 5  1/8  518165 150.00 — — — — — — — — —
17.0  .6693  .2280  .1875 2 4 5  1/8  518170 137.55 16.7400 17.5510 166.70 147.15 140.65 137.55 134.20 131.50 127.75
17.5  .6890  .2280  .1875 2 4 5  1/8  518175 137.55 — — — — — — — — —
18.0  .7087  .2900  .2500 2 4 5  3/8  518180 152.30 17.5520 18.3390 181.55 162.00 155.50 152.30 149.10 146.30 142.45
18.5  .7283  .2900  .2500 2 4 5  3/8  518185 139.60 18.3400 19.1260 168.85 149.25 142.70 139.60 136.35 133.60 129.75
19.0  .7480  .2900  .2500 2 4 5  3/8  518190 139.60 — — — — — — — — —
19.5  .7677  .2900  .2500 2 4 5  3/8  518195 154.60 19.1270 19.9140 183.90 164.25 157.85 154.60 151.35 148.65 144.80
20.0  .7874  .2900  .2500 2 4 5  3/8  518200 141.85 19.9150 20.7260 171.05 151.50 144.90 141.85 138.45 135.85 132.00
20.5  .8071  .2900  .2500 2 4 5  3/8  518205 141.85 — — — — — — — — —
21.0  .8268  .2900  .2500 2 4 5  3/8  518210 162.00 20.7270 21.5140 191.30 171.65 165.15 162.00 158.70 156.00 152.15
21.5  .8465  .2900  .2500 2 4 5  3/8  518215 162.00 — — — — — — — — —
22.0  .8661  .2900  .2500 2 4 5  3/8  518220 148.45 21.5150 22.3010 177.60 158.10 151.60 148.45 145.05 142.40 138.50
22.5  .8858  .2900  .2500 3 4 6  1/8  518225 166.05 22.3020 23.0890 195.25 175.70 169.10 166.05 162.65 160.00 156.10
23.0  .9055  .2900  .2500 3 4 6  1/8  518230 166.05 — — — — — — — — —
23.5  .9252  .2900  .2500 3 4 6  1/8  518235 152.10 23.0900 23.9010 181.35 161.75 155.25 152.10 148.75 146.15 142.25
24.0  .9449  .3530  .3125 3 4 6  3/8  518240 169.55 23.9020 24.6890 198.80 179.15 172.65 169.55 166.30 163.55 159.65
24.5  .9646  .3530  .3125 3 4 6  3/8  518245 169.55 — — — — — — — — —
25.0  .9843  .3530  .3125 3 4 6  3/8  518250 155.35 24.6900 25.4760 184.55 165.00 158.45 155.35 152.05 149.35 145.60
25.5 1.0039  .3530  .3125 3 4 6  3/8  518255 163.10 25.4770 27.0760 193.45 173.05 166.35 163.10 159.65 156.85 152.85
26.0 1.0236  .3530  .3125 3 4 6  3/8  518260 163.10 — — — — — — — — —
27.0 1.0630  .3530  .3125 3 4 6  3/8  518270 163.10 — — — — — — — — —
28.0 1.1024  .3530  .3125 3 4 6  3/8  518280 167.80 27.0770 28.6510 198.20 177.90 171.15 167.80 164.40 161.70 157.65
29.0 1.1417  .3530  .3125 3 4 6  3/8  518290 173.05 28.6520 30.2390 203.45 183.20 176.40 173.05 169.70 166.95 162.95
30.0 1.1811  .3530  .3125 3 4 6  3/8  518300 173.05 — — — — — — — — —
The specifications of the Taper 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 Taper Shank Counterbores needs.