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Straight Shank Counterbore for Bolts with Hexagonal Holes CB

Straight Shank Counterbore for Bolts with Hexagonal Holes CB
  • Volume Discount

A type of drill for countersinking that integrates functions of drilling and fluting.
[Features]
· Hole drilling for hex socket head bolt and countersinking can be performed simultaneously.
· 4-flute HSS type.
· A straight shank.
[Applications]
· Ideal for simultaneous machining involving drilling and sinking.

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Part Number

Configured Part Number is shown.

 
Part Number
CB-1/2
CB-1/4
CB-3
CB-3/8
CB-4
CB-5
CB-5/16
CB-6
CB-8
CB-10
CB-12
CB-14
CB-16
CB-18
CB-20
Part NumberMinimum order quantityVolume DiscountDays to Ship blade diameter
(mm)
Blade Length
(mm)
Overall Length
(mm)
shank diameter
(mm)
Guide Diameter
(mm)
Guide Length
(mm)
1 Piece(s)Available

9 Days or more

2020831213.213
1 Piece(s)Available

13 Days or more

11145886.556
1 Piece(s)Available

9 Days or more

5.973763.23
1 Piece(s)Available

13 Days or more

151673129.89
1 Piece(s)Available

9 Days or more

7.4104464.24
1 Piece(s)Available

9 Days or more

8.9135165.25
1 Piece(s)Available

13 Days or more

141667108.258
1 Piece(s)Available

8 Days or more

10.4155886.26
1 Piece(s)Available

8 Days or more

13.41667108.28
1 Piece(s)Available

9 Days or more

16.816741210.310
1 Piece(s)Available

9 Days or more

18.820831212.412
1 Piece(s)Available

13 Days or more

2420901214.414
1 Piece(s)Available

9 Days or more

26221001616.516
1 Piece(s)Available

9 Days or more

28241041618.518
1 Piece(s)Available

9 Days or more

3026109162121

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Basic Information

Number of flutes 4 Material High-speed steel Blade diameter tolerance 0~+0.2
blade shape Right blade right torsion Torsion Angle degree 12° Shank tolerance h8
Guide Diameter Tolerance -0.05~0

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