Specification

141
Nominal Fastener Strength
Screw Designation Screw Nominal Diameter (inch) Screw Head Diameter (inch) Nominal Fastener Strength Allowable Fastener
(tested) Strength
Tension Shear, Tension, Shear,
P (lb) Pss (lb) (Pts/Ω) (lb) (Pss/Ω) (lb)
#8-18 X Flat 0.164 0.371 2215 1694 738 564
Product #268
GRABBER
®
Cement Board Screws Self Drilling (2 OF 2)
PRODUCT SIZES AND ORDERING INFORMATION
Catalog No. Gauge/Length Length Metric Quantity Per Carton Weight Per Carton
BGCB8125SD #8x1-1/4” 32 mm 5 M 37.00(lbs)
BGCB8158SD #8x1-5/8” 41 mm 4 M 31.00(lbs)
HSS8158JBW #8x1-5/8” 41 mm 4 M 30.00(lbs)
BGCB8225SD #8x2-1/4” 57 mm 2 M 23.00(lbs)
*1lb Box and 5lb Box screw packaging option available on selected items.
Cement Board
STANDARD CORROSION TEST RESULTS
Finish Test Standard/Protocol Results
GRABBERGARD
®
Salt Spray ASTM B117 1,000 hours,
Results no red rust
GRABBERGARD
®
Kesternich DIN 50018, 2.0L 15 cycles,
Results no red rust
d1 d2
W
B
All GRABBER® screw products are manufactured in facilities
that are ISO 9002 and ISO 14001 certified and approved.
The fasteners comply with ASTM954, ASTM C1513, as
referenced in ICC ESR report ESR-1271, are approved for use
in structures governed by the International Building Code
2006, 2009, 2012,2015 International Residential Building
Code 2006, 2009, and 2012,2015.
Ultimate SHEAR (BEARING) OF SCREW CONNECTION OF COLD FORMED STEEL (PNS/Ω), pounds-force1,3,4
Steel Tensile Strength Fu = 310 MPa Fu = 448 MPa
Steel Gage 20 18 16 14 12
Screw Designation Screw Nominal Diameter (inch) Design Thickness(2) (inch) 0.0346 0.0451 0.0566 0.0713 0.102
Screw Head Diameter (inch)
# 8-18 x Flat 0.164 0.371 456 705 1011 1065 990
Pull-out and Shear Test Data**
Screw Gauge Metal Gauge Tension (lbs.) Shear (lbs.)
#8 14 450 1012
16 442 955
18 340 1045
20 265 680
**GRABBER fasteners are not categorized as structural bolts. The figures
listed above are ultimate average values achieved under independent
laboratory conditions, and apply to GRABBER Line fasteners only. An
appropriate safety factor must be determined by a qualified professional
for design purposes.
Screw Drill Point Max Panel Steel Thickness
Gauge Thickness Gauge Range
8 3 0.100-0.140 20-12
DRILLING CAPACITY