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 $92.10 11.9900 12.7760 $113.55 $99.20 $94.45 $92.10 $89.75 $87.75 $84.95
12.5  .4921  .2280  .1875 1 4 4  5/16 518125 92.10 — — — — — — — — —
13.0  .5118  .2280  .1875 1 4 4  5/16 518130 102.05 12.7770 13.5640 123.45 109.15 104.30 102.05 99.60 97.65 94.80
13.5  .5315  .2280  .1875 1 4 4  5/16 518135 102.05 — — — — — — — — —
14.0  .5512  .2280  .1875 1 4 4  5/16 518140 93.65 13.5650 14.3760 115.05 100.75 95.95 93.65 91.20 89.25 86.45
14.5  .5709  .2280  .1875 2 4 5  1/8  518145 104.55 14.3770 15.1640 126.00 111.60 106.85 104.55 102.15 100.15 97.35
15.0  .5906  .2280  .1875 2 4 5  1/8  518150 104.55 — — — — — — — — —
15.5  .6102  .2280  .1875 2 4 5  1/8  518155 95.90 15.1650 15.9510 117.30 103.00 98.20 95.90 93.50 91.55 88.70
16.0  .6299  .2280  .1875 2 4 5  1/8  518160 109.80 15.9520 16.7390 131.25 116.90 112.15 109.80 107.45 105.45 102.65
16.5  .6496  .2280  .1875 2 4 5  1/8  518165 109.80 — — — — — — — — —
17.0  .6693  .2280  .1875 2 4 5  1/8  518170 100.70 16.7400 17.5510 122.05 107.75 103.00 100.70 98.25 96.30 93.50
17.5  .6890  .2280  .1875 2 4 5  1/8  518175 100.70 — — — — — — — — —
18.0  .7087  .2900  .2500 2 4 5  3/8  518180 111.50 17.5520 18.3390 132.90 118.60 113.85 111.50 109.15 107.10 104.30
18.5  .7283  .2900  .2500 2 4 5  3/8  518185 102.20 18.3400 19.1260 123.60 109.30 104.50 102.20 99.80 97.80 95.00
19.0  .7480  .2900  .2500 2 4 5  3/8  518190 102.20 — — — — — — — — —
19.5  .7677  .2900  .2500 2 4 5  3/8  518195 113.20 19.1270 19.9140 134.60 120.25 115.50 113.20 110.75 108.80 106.00
20.0  .7874  .2900  .2500 2 4 5  3/8  518200 103.85 19.9150 20.7260 125.25 110.90 106.10 103.85 101.40 99.45 96.60
20.5  .8071  .2900  .2500 2 4 5  3/8  518205 103.85 — — — — — — — — —
21.0  .8268  .2900  .2500 2 4 5  3/8  518210 118.60 20.7270 21.5140 140.05 125.65 120.90 118.60 116.20 114.20 111.40
21.5  .8465  .2900  .2500 2 4 5  3/8  518215 118.60 — — — — — — — — —
22.0  .8661  .2900  .2500 2 4 5  3/8  518220 108.65 21.5150 22.3010 130.05 115.75 111.00 108.65 106.20 104.25 101.45
22.5  .8858  .2900  .2500 3 4 6  1/8  518225 121.55 22.3020 23.0890 142.95 128.60 123.80 121.55 119.10 117.15 114.30
23.0  .9055  .2900  .2500 3 4 6  1/8  518230 121.55 — — — — — — — — —
23.5  .9252  .2900  .2500 3 4 6  1/8  518235 111.35 23.0900 23.9010 132.75 118.40 113.65 111.35 108.90 106.95 104.15
24.0  .9449  .3530  .3125 3 4 6  3/8  518240 124.15 23.9020 24.6890 145.50 131.20 126.40 124.15 121.70 119.75 116.90
24.5  .9646  .3530  .3125 3 4 6  3/8  518245 124.15 — — — — — — — — —
25.0  .9843  .3530  .3125 3 4 6  3/8  518250 113.70 24.6900 25.4760 135.10 120.80 116.00 113.70 111.30 109.35 106.55
25.5 1.0039  .3530  .3125 3 4 6  3/8  518255 119.40 25.4770 27.0760 141.65 126.70 121.75 119.40 116.90 114.85 111.95
26.0 1.0236  .3530  .3125 3 4 6  3/8  518260 119.40 — — — — — — — — —
27.0 1.0630  .3530  .3125 3 4 6  3/8  518270 119.40 — — — — — — — — —
28.0 1.1024  .3530  .3125 3 4 6  3/8  518280 122.85 27.0770 28.6510 145.10 130.25 125.30 122.85 120.40 118.35 115.45
29.0 1.1417  .3530  .3125 3 4 6  3/8  518290 126.70 28.6520 30.2390 148.95 134.10 129.15 126.70 124.25 122.20 119.30
30.0 1.1811  .3530  .3125 3 4 6  3/8  518300 126.70 — — — — — — — — —
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.