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Acorn Metal-Wood Roofing Screws #9 x 1", Galvanized Steel, Bag of 250 Pieces

4.5 4.5 out of 5 stars 308 ratings

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Steel

Purchase options and add-ons

Material Alloy Steel
Drive System External Hex
Head Style Hex
Item Dimensions LxWxH 11.5 x 9 x 11 inches
Exterior Finish Alloy Steel

About this item

  • Best for metal-to-wood applications.
  • Self-piercing tapping screws forged from heat treated steel, case hardened for roofing and siding applications.
  • A hex washer head with assembled EPDM washer allows for easy driving and adapts to the metal surface for a secure and long-lasting seal.
  • Twin lead type 17 point and Hi-Lo threads provide a faster drive time and stronger resistance to pullout.
  • All screws are 1000 hour salt spray test dacro-coated.

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Product details

  • Product Dimensions ‏ : ‎ 11.5 x 9 x 11 inches; 1.95 Pounds
  • Item model number ‏ : ‎ SW-MW1G250
  • Date First Available ‏ : ‎ August 26, 2010
  • Manufacturer ‏ : ‎ Acorn International
  • ASIN ‏ : ‎ B0040ZEXHM
  • Country of Origin ‏ : ‎ China
  • Customer Reviews:
    4.5 4.5 out of 5 stars 308 ratings

WARNING:

CHOKING HAZARD -- Small parts. Not for children under 3 yrs.

Product Description

Metal to wood screws are self-piercing, sealing tapping screws made from heat treated C1022 steel; case hardened for roofing and siding applications. Features a 1/4" across flat high hat hex washer head with assembled EPDM (Ethylene Propylene Diene Monomer) washer, offers easy driving and conforms to the surface for a secure and long-lasting seal. The twin lead type 17 point, and hi-lo threads offer faster drive time and greater resistance to pull out. All screws are 1,000 hour salt spray test dacro-coated. The color screws are powder-coated over the dacro base coating. Screws are packed 250 pieces.


From the manufacturer

Metal Roofing Screws

1

2

3

-For attaching plywood to sheet metal or wood boards to metal.

-Wings eliminate pre-drilling.

-1,000 hour salt spray coating.

-#3 self-drilling points.

-Packaged in convenient re-sealable bags.

-Best for metal-to-wood applications.

-Twin lead threads for fast drive time.

-1,000 hour dacro coating.

-Hi-Lo threads for increased hold.

-Packaged in convenient re-sealable bags.

-Best for metal-to-metal applications.

-1,000 hour dacro or salt spray coating.

-Bonded EPDM washer.

-Packaged in convenient re-sealable bags.

What's in the box

  • Screw
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    Customer reviews

    4.5 out of 5 stars
    4.5 out of 5
    308 global ratings

    Customers say

    Customers like the performance, quality and value of the screws. They mention that it works great, exceeds expectations and is good value for marginal screws. That said, some complain about the durability.

    AI-generated from the text of customer reviews

    28 customers mention28 positive0 negative

    Customers are satisfied with the quality of the screws. They mention that they exceed expectations, are excellent, and are a good quality fastener. Some say that the screws are cheap and work ok. Overall, most are happy with their purchase and recommend them to others.

    "These are a good quality fastener. The head on them is 1/4” hex and they hold up to an impact driver applying them...." Read more

    "...Rubber is nice and soft, screws are sharp and finish does not come off when used with a impact driver. Shipping was fast." Read more

    "Great plated self tapping roof screws" Read more

    "...No bad screws (messed up points or heads)" Read more

    15 customers mention15 positive0 negative

    Customers are satisfied with the performance of the screws. They mention that it works great on plastic/fiber roofing, metal roof, and corrugated roofing panels.

    "Worked great fo putting up clear plastic wall panels without predrilling!" Read more

    "Good value for marginal screws. They work ok... Gaskets are cheap and 1 in 5 screws are a pain to drive in to R Panel." Read more

    "Worked great. Used them on my composite deck roofing. Have already bought more for more deck roofing" Read more

    "So far I have used 500 of these screws and every one worked perfectly. Have another 250 arriving next week. Fast shipping. Excellent value." Read more

    13 customers mention13 positive0 negative

    Customers appreciate the value of the screws. They say it's a good value for marginal screws and saves them money.

    "Good value for marginal screws. They work ok... Gaskets are cheap and 1 in 5 screws are a pain to drive in to R Panel." Read more

    "Good screws at a very good price...." Read more

    "...Have another 250 arriving next week. Fast shipping. Excellent value." Read more

    "...These are even better than what’s in stock and 3 times cheaper... excellent quality" Read more

    3 customers mention3 positive0 negative

    Customers find the screws easy to use. They mention that the white color helps them blend well, and they start and drill in fast. They also say that the screws look great upon installation.

    "Easy to use. started and drilled in fast. Sealed good" Read more

    "Super easy to use and the white color helps them blend very well. Can't find any of this color at the big box stores so these were a life saver." Read more

    "Seem great upon installation..." Read more

    3 customers mention0 positive3 negative

    Customers are dissatisfied with the durability of the screws. They mention that the paint chips off, flakes off, and cracks as they screw them in.

    "...Also, the paint chips off if you crank too hard on them..." Read more

    "...The finish is so chipped up, it looks worse than using a galvanized screw." Read more

    "I wouldn't waste your money on these. as you screw them in, the paint flakes off and the rubber seals crack...." Read more

    Painted finish is all chipped up
    1 Star
    Painted finish is all chipped up
    Was looking forward to the slate colored finish because you can’t easily find in stores but product arrived in very poor condition. The finish is so chipped up, it looks worse than using a galvanized screw.
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    Top reviews from the United States

    Reviewed in the United States on October 31, 2023
    Color: GreenVerified Purchase
    Reviewed in the United States on August 18, 2020
    Color: Bright WhiteVerified Purchase
    Reviewed in the United States on May 7, 2018
    Color: Bright WhiteVerified Purchase
    One person found this helpful
    Report
    Reviewed in the United States on September 25, 2016
    Color: BlackVerified Purchase
    Reviewed in the United States on November 1, 2020
    Color: SteelVerified Purchase
    Reviewed in the United States on April 18, 2015
    Color: WhiteVerified Purchase
    2 people found this helpful
    Report
    Reviewed in the United States on March 20, 2019
    Color: SteelVerified Purchase
    One person found this helpful
    Report
    Reviewed in the United States on August 21, 2019
    Color: SteelVerified Purchase
    One person found this helpful
    Report

    Top reviews from other countries

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    Ernest Gallant
    5.0 out of 5 stars Screws
    Reviewed in Canada on March 25, 2024
    Color: Bright WhiteVerified Purchase
    Manny
    5.0 out of 5 stars 1/4" socket will fit this screw head
    Reviewed in Canada on August 6, 2020
    Color: SteelVerified Purchase
    ken
    3.0 out of 5 stars Easy to drive. !!
    Reviewed in Canada on November 30, 2023
    Color: Bright WhiteVerified Purchase
    LANGDEAU JULES
    3.0 out of 5 stars moyen
    Reviewed in Canada on June 24, 2023
    Color: Bright WhiteVerified Purchase
    Ross
    4.0 out of 5 stars Perfect Metal Screw
    Reviewed in Canada on April 8, 2021
    Color: Bright WhiteVerified Purchase