We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

RED HEAD Screw Anchor: 4 in Overall Lg, 3/8 in Dia, Steel, External Hex, Hex, Steel - Heavy-Duty Hex-Head Screw Anchors
RED HEADHeavy-Duty Hex-Head Screw Anchors

RED HEAD Screw Anchor: 4 in Overall Lg, 3/8 in Dia, Steel, External Hex, Hex, Steel

The RED HEAD LDT-3840 is a heavy-duty hex-head concrete screw anchor with a 4-inch overall length and 3/8-inch diameter. This Grade 5 steel, self-threading anchor features an external hex drive and is removable…

SKU 3G-OTH-536384

Brand
RED HEAD
Item
Screw Anchor: 4 in Overall Lg, 3/8 in Dia, Steel, External Hex, Hex, Steel
Category
Heavy-Duty Hex-Head Screw Anchors
Available to Order
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Technical Specifications

RED HEAD
Manufacturer Part Number
LDT-3840
Type
Steel, External Hex, Hex, Steel, 50 PK
Dia
3/8 in
Tip Type
Self-Threading
Removable
Removable
Screw Anchor Type
Concrete Screw Anchor
Material Grade/Class
Grade 5
System of Measurement
Inch
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RED HEAD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RED HEAD LDT-3840 is a heavy-duty hex-head concrete screw anchor with a 4-inch overall length and 3/8-inch diameter. This Grade 5 steel, self-threading anchor features an external hex drive and is removable, supplied in a 50-pack. 3G Electric interprets demand for this fastener across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as an authorised distributor for brands like FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo and Fluke.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the RED HEAD LDT-3840 screw anchor used for?

The RED HEAD LDT-3840 is a heavy-duty concrete screw anchor used to fasten equipment, machinery, and structural elements to concrete, brick, or block. Its self-threading tip and Grade 5 steel construction provide reliable holding power in solid and hollow base materials across industrial, commercial, and infrastructure applications.

What are the specifications of the RED HEAD LDT-3840?

The RED HEAD LDT-3840 is a 4-inch overall length, 3/8-inch diameter concrete screw anchor made from Grade 5 steel. It features an external hex drive, a self-threading tip, and is removable. Supplied in a 50-pack, it uses inch-system measurements and is designed for heavy-duty fastening in concrete.

Where to buy RED HEAD LDT-3840 screw anchors worldwide?

3G Electric supplies the RED HEAD LDT-3840 screw anchor to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver genuine RED HEAD fasteners along with specialist expertise in combustion, pumps, and controls for brands like FBR and Interpump.

How to install a RED HEAD concrete screw anchor?

Drill a hole in the concrete using a carbide bit matching the anchor diameter, then clean out dust. Insert the RED HEAD LDT-3840 anchor through the fixture and tighten with a hex driver until the head contacts the surface. Do not overtighten. The self-threading tip cuts threads into the base material for a secure, removable hold.

RED HEAD Products

3G Electric supplies RED HEAD heavy-duty hex-head screw anchors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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RED HEAD Screw Anchor: 5 in Overall Lg, 1/2 in Dia, Stainless Steel, Plain, External Hex, Hex, 25 PK (MPN SLDT-1250). Key specifications — Finish: Plain; Material Grade/Class: 410; Removable: Removable; System of Measurement: Inch; Tip Type: Self-Threading; Brand: RED HEAD; Screw Anchor Type: Concrete Screw Anchor; Anchor Type: Screw.
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RED HEAD Screw Anchor: 4 in Overall Lg, 1/2 in Dia, Stainless Steel, Plain, External Hex, Hex, 25 PK (MPN SLDT-1240). Key specifications — Finish: Plain; Material Grade/Class: 410; Removable: Removable; System of Measurement: Inch; Tip Type: Self-Threading; Brand: RED HEAD; Screw Anchor Type: Concrete Screw Anchor; Anchor Type: Screw.
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RED HEAD Screw Anchor: 4 in Overall Lg, 1/2 in Dia, Stainless Steel, Plain, External Hex, Hex, 25 PK (MPN SLDT-1240). Key specifications — Finish: Plain; Material Grade/Class: 410; Removable: Removable; System of Measurement: Inch; Tip Type: Self-Threading; Brand: RED HEAD; Screw Anchor Type: Concrete Screw Anchor; Anchor Type: Screw.
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RED HEAD Screw Anchor: 3 in Overall Lg, 1/2 in Dia, Stainless Steel, Plain, External Hex, Hex, 25 PK (MPN SLDT-1230). Key specifications — Finish: Plain; Material Grade/Class: 410; Removable: Removable; System of Measurement: Inch; Tip Type: Self-Threading; Brand: RED HEAD; Screw Anchor Type: Concrete Screw Anchor; Anchor Type: Screw.
RED HEAD Screw Anchor: 3 in Overall Lg, 5/8 in Dia, Steel, External Hex, Hex, Steel, 10 PK (MPN LDT-5830). Key specifications — Material Grade/Class: Grade 5; Removable: Removable; System of Measurement: Inch; Tip Type: Self-Threading; Brand: RED HEAD; Screw Anchor Type: Concrete Screw Anchor.
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RED HEAD Screw Anchor: 5 in Overall Lg, 3/8 in Dia, Steel, External Hex, Hex, Steel, 40 PK (MPN LDT-3850). Key specifications — Material Grade/Class: Grade 5; Removable: Removable; System of Measurement: Inch; Tip Type: Self-Threading; Brand: RED HEAD; Screw Anchor Type: Concrete Screw Anchor.
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RED HEAD Screw Anchor: 5 in Overall Lg, 3/8 in Dia, Steel, External Hex, Hex, Steel, 40 PK (MPN LDT-3850). Key specifications — Material Grade/Class: Grade 5; Removable: Removable; System of Measurement: Inch; Tip Type: Self-Threading; Brand: RED HEAD; Screw Anchor Type: Concrete Screw Anchor.
RED HEAD Screw Anchor: 5 in Overall Lg, 1/2 in Dia, Steel, External Hex, Hex, Steel, 25 PK (MPN LDT-1250). Key specifications — Material Grade/Class: Grade 5; Removable: Removable; System of Measurement: Inch; Tip Type: Self-Threading; Brand: RED HEAD; Screw Anchor Type: Concrete Screw Anchor.
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