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Collated Underlayment Screws - #7 - Phillips / GRAY PHOSPHATE

$162.16 /EA
Product #: SEN07Q125PB
DIA.: #7; Length: 1-1/4"; Pkg: Pail 4000
Available Online: 2
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Ideal Uses
  • Wood to Wood Applications
  • Underlayment
  • For Crate Assembly
  • for Pallet Assembly

Trim Head, Phillips Recess Underlayment Screw 
✔ Gray Phosphate 

Built for interior high speed wood to wood applications, underlayment, crating and pallets!


  • Phillips recess provides smooth engagement capabilities with moderate torque transmission
  • Trim head reduces chance of splitting in brittle materials while nibs help seat the head in dense material
  • High-low thread for high speed installation and improved holding power
  • Ultra sharp point quickly penetrates wood reducing drive time
  • Gray phosphate is an economical rust inhibiter meant for interior applications

Installation Notes

  • Use a screwdriver with a precise depth sensitive clutch and speeds of up to 5000 RPM
  • Over-driving may cause a weak connection or thread strip-out of the wood
  • The drive is finished when the screw is just below the work surface


ASTM B117 Salt Spray Test

Technical Specifications

Ultimate Tensile (lbs) Torsinal Strength (lbs-in)
  • Collated Screws: Collated Screws are fasteners connected together with holding strip. They're built to work in conjunction with a collated screw gun system to drive the fastener into a hard surface. These screws are usually used in drywall installation, deck building, framing and more.
Vendor Part #:07Q100PB
Screw Drive Type:Phillips
Finish:Grey Phosphate
Head Diameter:0.27 inches
Head Feature:Nibs
Head Height:0.18 inches
Head Type:Trim Head
Point Type:Sharp Point
Screw Gauge:#7
Screw Thread:High-Low
Tensile Strength (max):1200
Thread Count:17 TPI
Thread Type:High Low
Torsional:28 lbs-in

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Collated Underlayment Screws - #7 - Phillips / GRAY PHOSPHATE

Collated Underlayment Screws - #7 - Phillips / GRAY PHOSPHATE

INTERIOR - Wood to Wood - Trim Head with Nibs - Sharp Point - High Low Thread - #2 Phillips Drive - For interior wood to wood, underlayment, crating, and pallet applications