What materials is it made of?

The Napredak Strike Anchor is made of carbon steel with a galvanized finish. The galvanized coating provides corrosion resistance, making these anchors suitable for both indoor and outdoor applications.

Can it be used on brick?

No, it is specifically designed for solid concrete and cement only. The product description clearly states:Expansion bolts are suitable for sturdy substrates, such as solid concrete, and are not suitable for other masonry materials.

Is it weather resistant?

Yes, the Napredak Strike Anchor is weather resistant thanks to its galvanized finish. The galvanized coating on the carbon steel provides corrosion resistance, making these anchors suitable for both indoor and outdoor use.

Does it require a special drill bit?

Yes, the Napredak Strike Anchor requires a hard alloy (carbide) drill bit for proper installation. According to the instructions, you need to drill a 3/8-inch hole using an impact drill with hard alloy drill bits.

How many are included?

The Napredak Strike Anchor comes in a pack of 20 pieces. Each anchor includes a screw anchor, flange nut, and nail for complete installation. This gives you enough fasteners for multiple projects or provides extras for future use.

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3/8 Concrete Anchors, 3-1/2 in Hammer Drive Anchors, 20 Pack

3/8 Concrete Anchors, 3-1/2 in Hammer Drive Anchors, 20 Pack

Product ID: 672364890

Details

Brand
Napredak
Color
Gold
Item dimensions L x W x H
5.7 x 1.73 x
Material
Carbon Steel
Size
3/8"x3-1/2"

📏Precise 3/8 x 3-1/2 in size

🔨Center-pin expansion tech

⚙️Carbon steel strength

¥14619

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔩 Lock it down with power and precision — your concrete’s new best friend!

UNMATCHED DURABILITY - Crafted from premium carbon steel for industrial-grade strength and longevity.
BULK PACK CONVENIENCE - 20-piece set guarantees you have enough anchors to complete multiple projects without interruption.
VERSATILE APPLICATION - Ideal for everything from heavy-duty industrial use to home repairs on concrete and cement surfaces.
SECURE MECHANICAL GRIP - Innovative center-pin expansion anchors firmly into concrete, delivering rock-solid fastening.
PRECISION FIT EVERY TIME - Clearly labeled 3/8 x 3-1/2 inch size ensures perfect compatibility with your concrete projects.

Napredak’s 3/8 x 3-1/2 inch hammer drive concrete anchors are engineered from carbon steel with a center-pin expansion mechanism, providing reliable, heavy-duty fastening for concrete and cement surfaces. This 20-pack set is perfect for professionals and DIYers seeking durable, precision-fit anchors for industrial, maintenance, or household projects.

Specifications

ASIN	B0D7M3XG97
Best Sellers Rank	#250,009 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #48 in Drive Anchors
Brand	Napredak
Color	Gold
Compatible Groove Diameter	9.53 millimeters
Customer Reviews	4.2 4.2 out of 5 stars (10)
Fastener Type	Hammer-In
Item Diameter	9.53 millimeters
Item Dimensions	5.7 x 1.73 x 5.51 inches
Item Highlight	Carbon steel masonry anchors with center drive-pin expansion for concrete and cement fastening projects
Item Shape	Cylindrical
Manufacturer	Napredak
Material Type	Carbon Steel
Number Of Items	20
Number of Pieces	20
Outside Diameter	9.53 millimeters
Part Number	3889
Screw Head Style	Round
Set Name	20-Piece Set
Size Name	3/8"x3-1/2"
Thread Size	3/8"
Unit Count	20 Count

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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¥14619

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Khalid Z.

Great experience from order to delivery. Highly recommended!

1 week ago

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The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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