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MALCO Hex Head Washer Sheet Metal Screw HW8X3/4ZT - Hex Head Washer Sheet Metal Screws
MALCOHex Head Washer Sheet Metal Screws

MALCO Hex Head Washer Sheet Metal Screw HW8X3/4ZT

The MALCO Self-Piercing Screw (#8 Size, 3/4 in Lg, Steel, Zinc-Plated, Slotted, Hex Washer, 1,000 PK, MPN HW8X3/4ZT) is a hex head washer sheet metal screw with a 1/4 in drive size.

SKU 3G-OTH-677269

Also listed as: HW8X34ZT · HW8X3 4ZT · HW8X3-4ZT

Brand
MALCO
Item
Hex Head Washer Sheet Metal Screw HW8X3/4ZT
Part Number
HW8X3/4ZT
Category
Hex Head Washer Sheet Metal Screws
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Technical Specifications

MALCO
Manufacturer Part Number
HW8X3/4ZT
Type
Steel, Zinc-Plated, Slotted, Hex Washer, 1,000 PK
Lg
3/4 in
Drive Size
1/4 in

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MALCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MALCO Self-Piercing Screw (#8 Size, 3/4 in Lg, Steel, Zinc-Plated, Slotted, Hex Washer, 1,000 PK, MPN HW8X3/4ZT) is a hex head washer sheet metal screw with a 1/4 in drive size.

Frequently Asked Questions

What is the MALCO self-piercing screw used for?

The MALCO #8 self-piercing screw is used for fastening sheet metal in HVAC ductwork, metal roofing, and industrial enclosures. Its self-piercing tip eliminates pre-drilling, saving time during assembly. 3G Electric supplies this genuine fastener across 14 industrial departments, with specialist depth in combustion, pumps and controls.

What are the specifications of the MALCO HW8X3/4ZT screw?

The MALCO HW8X3/4ZT is a #8 size, 3/4 in long self-piercing screw made of steel with zinc plating. It features a slotted hex washer head and a 1/4 in drive size. It comes in a 1,000-piece pack. 3G Electric sources this genuine fastener for global industrial applications.

Where to buy MALCO self-piercing screws in worldwide?

3G Electric supplies MALCO self-piercing screws worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order the HW8X3/4ZT or any genuine MALCO fastener for your sheet metal work.

How to install a self-piercing sheet metal screw?

Drive the MALCO self-piercing screw directly into sheet metal using a 1/4 in hex driver. No pilot hole is needed. Apply steady pressure until the hex washer head seats flush. For best results, use a power tool at moderate speed. 3G Electric provides genuine fasteners for reliable installation.

Used in

Common applications for MALCO
HVAC ductwork fabrication — Malco MB48A manual straight brake for bending 22-gauge sheet metal up to 48 inches wide.
Roofing and flashing installation — Malco MB48B portable mini brake with angle gauge for on-site bending of roof trim.
Metal roofing assembly — Malco #8 self-piercing screws, 1-1/2 in length, for fastening sheet metal to metal framing.
Ductwork installation — Malco #8 self-piercing screws, 1/2 in length, for securing duct sections without pre-drilling.
General sheet metal construction — Malco #7 self-piercing screws, 1/2 in length, for fastening light-gauge metal.
Field repair and maintenance — Malco manual straight brakes for forming replacement flashings and duct components.
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MALCO 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.

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