Unidrive Flat Head HCR®, Standard Thread

MULTI-PURPOSE CONSTRUCTION SCREWS

SPAX® Multi-purpose construction screws are the versatile fastening solution for a wide range of interior and exterior applications in multiple materials including wood, concrete, masonry, sheet metal, plastic and treated lumber. HCR® high corrosion resistant coating option for use in interior or exterior applications, including treated lumber.

  • Heat treated to Grade 5 durability
  • Patented thread serrations reduce driving torque to prolong power tool battery life
  • Unique 4CUT™ Point prevents splitting and requires no pre-drilling in wood

 

 

 

 

 

 

 

Unidrive Flat Head

A patented MULTIhead design featuring ribs on the underside of the head facilitates a clean, flush or countersunk finish in wood and acts as a brake against metal hardware to prevent stripping out. For use with either a phillips or square drive bit.

Base Part No.: 410182() and 414182()

For CAD documents, please see Technical Documents.

SizeDrive/Bit SizeThreadAvailable Pkg. Options
Sm. PlasticLg. Plastic1 lb. Box3 lb. Box5 lb. BoxPer PieceContractor PackBulk PailProject PAX
#8 x 1-1/4"#2 Phillips/#2 Sq.Standard90
#8 x 1-1/2"#2 Phillips/#2 Sq.Standard80
#8 x 2"#2 Phillips/#2 Sq.Standard65
#8 x 2-1/2"#2 Phillips/#2 Sq.Standard60
#8 x 3"#2 Phillips/#2 Sq.Standard35
#10 x 2-1/2"#2 Phillips/#2 Sq.Standard35
#10 x 3"#2 Phillips/#2 Sq.Standard25
#10 x 3-1/2"#2 Phillips/#2 Sq.Standard20
#12 x 2"#3 Phillips/#3 Sq.Standard1040
#12 x 2-1/2"#3 Phillips/#3 Sq.Standard835
#12 x 3"#3 Phillips/#3 Sq.Standard630
#14 x 2"#3 Phillips/#3 Sq.Standard83572
#14 x 2-1/2"#3 Phillips/#3 Sq.Standard63068
#14 x 3"#3 Phillips/#3 Sq.Standard825
#14 x 3-1/2"#3 Phillips/#3 Sq.Standard620
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