COVID-19 Update:ABC US is an essential supplier to essential businesses in the hardware, construction and building materials channels across the United States and as such, we will continue to operate. We will adhere to requested health standards for our employees and continue to manufacture and supply SPAX® ENGINEERED FASTENERS to serve our essential customers in those respective industries from our facility in Bryan, OH. Visitors will be considered on an appointment-only basis. For any questions, please call 800-443-9602 between 8a-5p EST.

Unidrive Flat Head Zinc, Standard Thread

MULTI-PURPOSE CONSTRUCTION SCREWS

SPAX® Multi-purpose construction screws are the versatile fastening solution for a wide range of interior applications in multiple materials including wood, concrete, masonry, sheet metal and plastic.

  • 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 stipping out and pull-over. For use with either a phillips or square drive bit.

Base Part No.: 010101() and 410101()

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
#6 x 1/2"#2 Phillips/#1 Sq.Standard501000
#6 x 5/8"#2 Phillips/#1 Sq.Standard502001000
#6 x 3/4"#2 Phillips/#1 Sq.Standard451751000
#6 x 1"#2 Phillips/#1 Sq.Standard401501000
#6 x 1-1/4"#2 Phillips/#1 Sq.Standard351251000
#6 x 1-1/2"#2 Phillips/#1 Sq.Standard301101000
#6 x 2"#2 Phillips/#1 Sq.Standard50500
#8 x 5/8"#2 Phillips/#2 Sq.Standard501000
#8 x 3/4"#2 Phillips/#2 Sq.Standard351501000
#8 x 1"#2 Phillips/#2 Sq.Standard301251000
#8 x 1-1/4"#2 Phillips/#2 Sq.Standard301102401000
#8 x 1-1/2"#2 Phillips/#2 Sq.Standard251001971000
#8 x 1-3/4"#2 Phillips/#2 Sq.Standard2080500
#8 x 2"#2 Phillips/#2 Sq.Standard2075161500
#8 x 2-1/2"#2 Phillips/#2 Sq.Standard2075133500
#10 x 3/4"#2 Phillips/#2 Sq.Standard251000
#10 x 1"#2 Phillips/#2 Sq.Standard201000
#10 x 1-1/4"#2 Phillips/#2 Sq.Standard2080500
#10 x 1-1/2"#2 Phillips/#2 Sq.Standard1560130500
#10 x 2"#2 Phillips/#2 Sq.Standard1250105500
#10 x 2-1/2"#2 Phillips/#2 Sq.Standard125088500
#10 x 3"#2 Phillips/#2 Sq.Standard163572200
#10 x 3-1/2"#2 Phillips/#2 Sq.Standard123057200
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