Textbook of Engineering Drawing, Second Edition

11.4 Textbook of Enginnering Drawing-----------------

R20

(a)

I (a>

(a)

--- 3 HOLES. DIA12

Fig. 11.7

Ga! VTl Ga

fl---W

(b)

Fig. U.S

(b)

50

30

~

o on

N

~~--~----------~~.~ 100

.,.^0

25

(b)

Fig.U.9