W.L. Fuller Inc. Products Catalog Distributors FAQ Testimonials Videos Links About Us Contact Us
[W.L. Fuller, Inc.] [Products] [Counterbores] [Type "B"]

Designed to cut clean holes in wood and plastic. Can also be used with stop collars. Counterbores for the flat under the heads of nails, spikes, and bolts. Allowing them to be sunk far enough beneath the surface to allow for a wood plug to be used to cover the head. Can be set at any point on a twist drill and held fast with two hex-socket set screws. Designed for clean cutting. Made of Carbon Steel and heat-treated for long tool life. We have several types of Counterbores.
Order Online
Drill Charts
Steel Types

Made to cut clean holes in softwood. Can be used with a stop collar to control the depth of cut.

Drills for Counterbores
image025

Stop Collars
image441

Sets

Counterbores for the flat under the heads of nails, spikes, and bolts. Allowing them to be sunk far enough beneath the surface to allow for a wood plug to be used to cover the head.
B34 w Drill1

Type B mounted on a Brad Point Drill with a stop collar.

*Special Sizes - Quotation on Request*

Type 'B'

Specifications

Stock Number

Cutting Dia.

Overall Length

Drill  Size

 *B3

5/8

1

3/16

 B37

5/8

1

7/32

 B34

5/8

1

1/4

 B317

5/8

1

17/64

 B39

5/8

1

9/32

 B310

5/8

1-1/8

5/16

 B43

3/4

1

3/16

 B47

3/4

1

7/32

 *B4

3/4

1

1/4

 B49

3/4

1

9/32

 *B5

3/4

1-1/8

5/16

 B511

3/4

1-1/8

11/32

B56

3/4

1-1/4

3/8

B64

7/8

1-1/8

1/4

B610

7/8

1-1/8

5/16

 *B6

7/8

1-1/4

3/8

B67

7/8

1-3/8

7/16

B68

7/8

1-1/2

1/2

B74

1

1-1/8

1/4

B75

1

1-1/8

5/16

B76

1

1-1/4

3/8

 *B7

1

1-3/8

7/16

B78

1

1-1/2

1/2

B85

1-1/8

1-1/8

5/16

B86

1-1/8

1-1/4

3/8

B87

1-1/8

1-3/8

7/16

 *B8

1-1/8

1-1/2

1/2

B89

1-1/8

1-5/8

9/16

B96

1-1/4

1-1/4

3/8

B97

1-1/4

1-3/8

7/16

B98

1-1/4

1-1/2

1/2

B9

1-1/4

1-5/8

9/16

B910

1-1/4

2

5/8

B912

1-1/4

2-1/4

3/4

B106

1-3/8

1-3/8

3/8

B107

1-3/8

1-3/8

7/16

B108

1-3/8

1-1/2

1/2

B109

1-3/8

1-5/8

9/16

B10

1-3/8

2

5/8

B1012

1-3/8

2-1/4

3/4

B126

1-1/2

1-1/2

3/8

B127

1-1/2

1-1/2

7/16

B128

1-1/2

1-1/2

1/2

B129

1-1/2

1-5/8

9/16

B1210

1-1/2

2

5/8

B12

1-1/2

2-1/4

3/4
Order-On-line
emailus