#8 X 1 1/4 MODIFIED TRUSS TEK SCREW

Name: #8 X 1 1/4 MODIFIED TRUSS TEK SCREW
Price: 0.05617 USD
Availability: InStock

$0.05617/EA

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Dimensional Specifications & Product DetailsPhillips Modified Truss Head Self Drilling Screw

Nominal
Size &
TPI

Point
Size

Phillips
Drive
Size

Overall Head
Diameter

Total Head
Height

Minor
Diameter

Major
Diameter

Protrusion
Allowance

Max

Min

Max

Min

Max

Min

Max

Min

Max

Min

8-18

0.446

0.426

0.098

0.082

0.122

0.116

0.165

0.161

0.197

0.149

NOTE: There is no single standard for Modified Truss self-drilling screws. These values are offered as a guide; deviations from these specifications may occur.
All dimensions are in inches.

Material	AISI 1016 - 1022 or equivalent steel.
Heat Treatment	Screws shall be quenched in liquid and then tempered by reheating to 625°F minimum.
Surface Hardness	Rockwell C 52 - 58
Case Depth	#8 thru #12 diameters: .004 - .009
Core Hardness	Rockwell C 32 - 40 (after tempering)