This document appears to contain technical specifications and measurements related to CAD (computer-aided design) drawings, including numbers that could represent dimensions, angles, radii, or other metrics. Key details mentioned are CAD practice drawings, various measurement values ranging from 11 to 512, and radius designations of R4.5, R10, and R18.

1. STUDY CADCAM
http://www.studycadcam.com 11
ApproveDate
Design
Check
Title
CAD Practice Drawings 11
135
15
82.5
48
36
512
15
R10
18
60
90
18
R10
R4.5
R4.5