Bolt Together Core Bits

CSDA-BB-110

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Specification No.

CSDA-BB-110

 

Effective Date

Mar 30, 2004

Revised

1. General

1.1 This document standardizes the bolt circle, number of bolts and bolt threads of “light weight”, 1 inch inner ring, bolt together core bits. The bolts are equally spaced.
1.2 All dimensions are inches.

 

Nominal OD Bolt Circle Number of Bolts Bolt Threads
12 11 6  1/2-20
13 12 6  1/2-20
14 13 6  1/2-20
15 14 6  1/2-20
16 15 6  1/2-20
17 16 6  1/2-20
18 17 6  1/2-20
19 18 6  1/2-20
20 19 6  1/2-20
22 21 6  1/2-20
23 22 6  1/2-20
24 23 6  1/2-20
25 24 6  1/2-20
26 25 6  1/2-20
28 27 6  1/2-20
30 29 6  1/2-20
32 31 8 5/8-18
34 33 8 5/8-18
36 35 8 5/8-18
38 37 8 5/8-18
40 39 8 5/8-18
44 43 8 5/8-18
46 45 8 5/8-18
48 47 8 5/8-18

 

This document has been developed or is provided by the Concrete Sawing & Drilling Association, Inc. It is intended as a guideline, sample specification or recommended practice for use by fully qualified, trained, professional personnel who are otherwise competent to evaluate the significance of its use within the context of specific concrete sawing and drilling projects. No express or implied warranty is made with respect to the foregoing including without limitation any implied warranty of fitness or applicability for a particular purpose. The Concrete Sawing & Drilling Association, Inc. and all contributors of this document shall not be liable for damages of any kind arising out of the use of this document, and, further specifically disclaims any and all responsibility and liability for the accuracy and application of the information contained in this document to the fullest extent permitted by law. In accepting this document, user agrees to accept sole responsibility for its application.