One bag of 250 count 1-1/2" Woodbinder® screws
- Fastener designed to attach steel roofing & siding used in post-frame & residential metal roofing applications.
- Threads transition from fine to coarse to generate superior holding strength in various wood substrates.
- Micro-Bit point reduces metal shavings that can embed themselves in the rubber washer.
- EPDM rubber is vulcanized to a steel washer to form an excellent seal even when driven at an angle.
All unpainted woodbinder MB fasteners come standard with duraseal® plus enhanced corrosion resistance coating.
For proper installation, the use of impact drivers is not recommended for poweder coated or any wet painted fastener
Pullout & pullover values are determined in the ST fastening systems engineering laboratory & Based upon wood densities found in present day wood products.
The MB micro-bit point may generate small metal shavings upon installation. it is recommended to clean/sweep the metal panels after installation to prevent premature rust specks.
1-1/2" WoodBinder Kwikseal screws (250 per bag)
Returns on screws will only be accepted on unopened bags. Upon reciept of return we will issue you a refund. Thank you!
Kwikseal MB Kwikseal MB stitch Head style 1/4”HWH 1/4” HWH
Drill point Micro-Bit™ Micro-Bit™
Major diameter .205/.191 .215/.209
Minor diameter .121/.116 .160/.153
Washer/head diameter .348/.322 .348/.322
Hear across flats NOM .250 NOM .250
ULT. tensile strength 1904 LBS. 2900 LBS.
MIN. torsional strength 56 IN.-LBS. 88 IN.-LBS.NOM. Shear strength 1547 LBS. 1962 LBS.