MALCO Hex Head Washer Sheet Metal Screws #8 x 1-1/2 in
The MALCO Self-Piercing Screw (#8 Size, 1 1/2 in Lg) is a steel, zinc-plated, slotted hex washer sheet metal screw (250 PK, MPN HW8X1-1/2ZT) with a 1/4 in drive size.
SKU 3G-OTH-677270
Also listed as: HW8X112ZT · HW8X1 1 2ZT · HW8X1-1-2ZT
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
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Product Description
The MALCO Self-Piercing Screw (#8 Size, 1 1/2 in Lg) is a steel, zinc-plated, slotted hex washer sheet metal screw (250 PK, MPN HW8X1-1/2ZT) with a 1/4 in drive size.
Frequently Asked Questions
What is a MALCO self-piercing screw used for?
A MALCO self-piercing screw is used to fasten sheet metal without pre-drilling, making it ideal for HVAC ductwork, metal roofing, and general fabrication. The #8 size, 1 1/2 in length, and hex washer head provide secure, flush fastening in steel and aluminum assemblies.
What are the specifications of the MALCO HW8X1-1/2ZT screw?
The MALCO HW8X1-1/2ZT is a #8 size, 1 1/2 in long, steel, zinc-plated, slotted hex washer sheet metal screw. It has a 1/4 in drive size and comes in a 250-piece pack. The zinc plating offers corrosion resistance for indoor and outdoor applications.
Where to buy MALCO self-piercing screws worldwide?
3G Electric supplies and delivers genuine MALCO self-piercing screws worldwide. We handle full logistics and customs clearance, sourcing across 14 industrial departments including fasteners, HVAC, and more. Contact us for availability and delivery to your location.
How to install a self-piercing screw in sheet metal?
Use a power driver with a 1/4 in hex bit. Align the screw perpendicular to the metal surface and drive it straight in. The self-piercing tip cuts its own hole, so no pre-drilling is needed. Avoid over-torquing to prevent stripping the zinc-plated steel head.
Used in
Common applications for MALCOMALCO Products
3G Electric supplies MALCO hex head washer sheet metal screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.