Inch Size 3 Flute Capscrew Counterbores
                      
Inch Size 3 Flute Capscrew Counterbores |  
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High speed steel, for socket cap screws.  3 Flute cap screw counterbores have larger pilots than 2 Flute solid counterbores. These counterbore screws have straight shanks.
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Quantity 
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Price 
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Model 
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Description 
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Screw Size | 
Pilot Diam. | 
Cutter Diam. | 
Shank Diam. | 
 
 
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$9.10  | CBCS-5
  | #5 Capscrew Counterbore, 3 Flute, HSS, 1182-0001  | #5 | 
.141" | 
.221" | 
3/16" | 
 
 
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$9.10  | CBCS-6
  | #6 Capscrew Counterbore, 3 Flute, HSS, 1182-0002  | #6 | 
0.15" | 
0.242 | 
7/32" | 
 
 
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$9.10  | CBCS-8
  | #8 Capscrew Counterbore, 3 Flute, HSS, 1182-0005  | #8 | 
11/64" | 
19/64 | 
1/4" | 
 
 
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$10.30  | CBCS-10
  | #10 Capscrew Counterbore, 3 Flute, HSS, 1182-0010  | #10 | 
13/64" | 
21/64 | 
5/16" | 
 
 
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$12.05  | CBCS-1/4
  | 1/4" Capscrew Counterbore, 3 Flute, HSS, 1182-0015  | 1/4" | 
9/32" | 
13/32 | 
3/8" | 
 
 
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$14.15  | CBCS-5/16
  | 5/16" Capscrew Counterbore, 3 Flute, HSS, 1182-0020  | 5/16" | 
11/32" | 
1/2 | 
7/16" | 
 
 
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$15.60  | CBCS-3/8
  | 3/8" Capscrew Counterbore, 3 Flute, HSS, 1182-0025  | 3/8" | 
13/32" | 
19/32 | 
1/2" | 
 
 
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$18.65  | CBCS-7/16
  | 7/16" Capscrew Counterbore, 3 Flute, HSS, 1182-0030  | 7/16" | 
15/32" | 
11/16 | 
1/2" | 
 
 
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$22.40  | CBCS-1/2
  | 1/2" Capscrew Counterbore, 3 Flute, HSS, 1182-0032  | 1/2" | 
17/32" | 
25/32 | 
1/2" | 
 
 
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$18.40  | CBCS-1/2A
  | 1/2" Capscrew Counterbore, 3 Flute, HSS (3/4" Shank), 1182-0040  | 1/2" | 
17/32" | 
25/32 | 
3/4" | 
 
 
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$29.90  | CBCS-5/8
  | 5/8" Capscrew Counterbore, 3 Flute, HSS, 1182-0050  | 5/8" | 
21/32" | 
31/32 | 
3/4" | 
 
 
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$41.60  | CBCS-3/4
  | 3/4" Capscrew Counterbore, 3 Flute, HSS, 1182-0060  | 3/4" | 
13/16" | 
1 3/16 | 
1" | 
  
	
 
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