EFCO 960 Series - Manual (Page 21)

PAGE 19
= SCREW SPLINE # 16 DRILL (.177 DIA.)
= SHEAR BLOCK # 21 DRILL (.159 DIA.)
= SHEAR BLOCK (.187 DIA.)
.250
.980
VERTICAL DRILLING-
HORIZONTAL DRILLING-
.500
.500
.150
[INTERIOR]
.150
.500
1.100
2.187
.937 1.055
[EXTERIOR]
SET EDGE OF TEMPLATE FLUSH WITH GLAZING SIDE (VERT.)
KDE 16/2003
SECTION III - SCREW SPLINE FABRICATION
DRILLING TEMPLATE
FIG. # 1
CONT.
960 WALL
3/8" NOTCH TO CLEAR SHEAR BLOCK
AT THE 2 9/16" SYSTEM.
3/8" NOTCH TO CLEAR SHEAR BLOCK
AT THE 2 9/16" SYSTEM.