KEO Porting Tools Counterbores

Used in precision machining processes and to contour ports in NC and CNC porting applications. Have a helix design that eliminates smearing and material build-up on the cutting edges

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KEO -

Metric Kounterbore Sets

Style	Model	Screw Type	Sizes Included	Price (inc. VAT)
A	56224	Before Thread	M3, M4, M5, M6, M8, M10	£454.30
A	56225	Fine	M3, M4, M5, M6,M8, M10	£470.84
A	56226	Medium	M3, M4, M5, M6,M8, M10	£483.39

KEO -

Style	Model	Bore Dia.	Overall Length	Screw Size	Shank Dia.	Style	Price (inc. VAT)
A	55208	0.26"	3"	#6	7/32"	1/32" Clearance	£70.52
A	55213	0.33"	4 1/2"	#10	9/32"	1/64" Clearance	£102.46
A	55200	0.186"	3"	#4	0.156"	Nominal/Close Fit	£57.44
A	55201	0.202"	3"	#4	0.156"	1/64" Clearance	£60.36
A	55203	0.205"	3"	#5	0.188"	Nominal/Close Fit	£64.94
A	55202	0.217"	3"	#4	0.156"	1/32" Clearance	£58.40
A	55204	0.221"	3"	#5	3/16"	1/64" Clearance	£62.19
A	55206	0.228"	3"	#6	7/32"	Nominal/Close Fit	£66.97
A	55205	0.237"	3"	#5	3/16"	1/32" Clearance	£66.41
A	55207	0.244"	3"	#6	7/32"	1/64" Clearance	£67.34
A	55209	0.272"	3"	#8	1/4"	Nominal/Close Fit	£66.01
A	55210	0.288"	3"	#8	1/4"	1/64" Clearance	£73.37
A	55211	0.304"	3"	#8	1/4"	1/32" Clearance	£69.10
A	55212	0.314"	4 1/2"	#10	9/32"	Nominal/Close Fit	£79.70
A	55214	0.346"	4 1/2"	#10	9/32"	1/32" Clearance	£72.95
A	55215	0.382"	4 1/2"	1/4"	5/16"	Nominal/Close Fit	£83.74
A	55216	0.398"	4 1/2"	1/4"	5/16"	1/64" Clearance	£75.36
A	55217	0.414"	4 1/2"	1/4"	5/16"	1/32" Clearance	£76.92
A	55218	0.475"	4 1/2"	0.312"	3/8"	Nominal/Close Fit	£81.52
A	55219	0.491"	4 1/2"	0.312"	3/8"	1/64" Clearance	£79.24
A	55220	0.507"	4 1/2"	0.312"	3/8"	1/32" Clearance	£79.24
A	55221	0.572"	5"	3/8"	1/2"	Nominal/Close Fit	£94.17
A	55222	0.588"	5"	3/8"	1/2"	1/64" Clearance	£114.70
A	55223	0.604"	5"	3/8"	1/2"	1/32" Clearance	£88.20
A	55224	0.663"	5"	0.438"	1/2"	Nominal/Close Fit	£109.20

KEO -

Style	Model	Bore Dia.	Style	Price (inc. VAT)
A	55239	0.228" to 0.757"	Nominal/Close Fit	£537.87
A	55240	0.244" to 0.773"	1/64" Clearance	£703.11
A	55241	0.260" to 0.789"	1/32" Clearance	£736.53

KEO -

Metric Precision 3-Flute Cap Screw Kounterbores

Style	Model	Body Dia.	Overall Length	Shank Dia.	Price (inc. VAT)
A	56201	6 mm	71 mm	5 mm	£53.32
A	56202	6 mm	71 mm	5 mm	£54.40
A	56200	6 mm	71 mm	5 mm	£56.05
A	56204	6.5 mm	71 mm	5 mm	£63.00
A	56205	6.5 mm	71 mm	5 mm	£59.78
A	56203	6.5 mm	71 mm	5 mm	£63.35
A	56206	8 mm	71 mm	5 mm	£63.41
A	56207	8 mm	71 mm	5 mm	£60.63
A	56208	8 mm	71 mm	5 mm	£67.86
A	56210	10 mm	80 mm	8 mm	£71.83
A	56209	10 mm	80 mm	8 mm	£69.90
A	56211	10 mm	80 mm	8 mm	£71.74
A	56214	11 mm	80 mm	8 mm	£64.40
A	56213	11 mm	80 mm	8 mm	£73.97
A	56212	11 mm	80 mm	8 mm	£69.41
A	56217	15 mm	100 mm	12.5 mm	£75.47
A	56216	15 mm	100 mm	12.5 mm	£75.82
A	56215	15 mm	100 mm	12.5 mm	£81.31
A	56218	18 mm	100 mm	12.5 mm	£91.51
A	56219	18 mm	100 mm	12.5 mm	£90.80
A	56220	18 mm	100 mm	12.5 mm	£82.84
A	56221	20 mm	100 mm	12.5 mm	£109.30
A	56222	20 mm	100 mm	12.5 mm	£107.39
A	56223	20 mm	100 mm	12.5 mm	£107.61