SKU: 10464051646

Spotnails 18 Gauge 1/4 Inch Narrow Crown Stapler Pneumatic Tool WS4840 for Senco L Staples 1/2 to 1-5/8 Inch for Cabinets Trim and Underlayment

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Description

Spotnails 18 Gauge 1/4 Inch Narrow Crown Stapler Pneumatic Tool WS4840 for Senco L Staples 1/2 to 1-5/8 Inch for Cabinets Trim and UnderlaymentProfessional Precision Fastening: Spotnails WS4840 18 Gauge Narrow Crown Stapler The Spotnails WS4840 is a high performance pneumatic 1 4" narrow crown stapler designed to meet the rigorous demands of professional cabinet makers, trim carpenters, and flooring installers. Engineered as a true production workhorse, this tool excels at fastening floor underlayment, assembling fine cabinetry, and securing door or window trim with seamless accuracy. At a

Professional Precision Fastening: Spotnails WS4840 18-Gauge Narrow Crown Stapler

The Spotnails WS4840 is a high-performance pneumatic 1/4" narrow crown stapler designed to meet the rigorous demands of professional cabinet makers, trim carpenters, and flooring installers. Engineered as a true production workhorse, this tool excels at fastening floor underlayment, assembling fine cabinetry, and securing door or window trim with seamless accuracy. At a lightweight 3.56 lbs, it significantly reduces user fatigue during extended use, while the high-capacity 168-staple magazine ensures you spend more time fastening and less time reloading on the jobsite.

Versatility and control are at the forefront of the WS4840 design, featuring a selectable trigger system that allows you to switch between precision sequential firing and high-speed bump fire modes. The adjustable depth-of-drive allows you to easily dial in the perfect staple depth for a flush finish across varying material densities, from softwoods to dense underlayment. With a quick-clear nose to minimize downtime from rare jams and a 360-degree adjustable exhaust to keep air and debris away from your face, this 18-gauge stapler provides the reliability and professional features required for a perfect finish every time.

Key Features

  • Selectable Trigger System: Includes both restrictive (sequential) and bump fire triggers to prioritize either surgical precision or maximum production speed.
  • Adjustable Depth Control: Simplifies the process of setting staples to a perfect flush finish in diverse wood and composite materials.
  • Quick Clear Nose: Designed for rapid access to the drive channel to clear jams instantly and reduce project downtime.
  • 360° Adjustable Exhaust: Allows the user to direct air and oil spray away from their body and the work surface.
  • Broad Staple Compatibility: Operates efficiently with standard 18-gauge 1/4" crown staples, including Senco L and Duo-Fast 1800 series.
  • High-Capacity Magazine: Holds up to 168 staples to streamline high-volume production tasks.

What's Included

  • (1) Spotnails WS4840 1/4" Narrow Crown Stapler
  • (1) Restrictive (Sequential) Trigger
  • (1) Bump Fire Trigger

Specifications

Model WS4840
Fastener Gauge 18 GA
Crown Width 1/4" Narrow Crown
Fastener Range 1/2" to 1-5/8"
Magazine Capacity 168 Staples
Operating Pressure 80 - 100 PSI
Compatible Series Senco L, Duo-Fast 1800, Spotnails 4800
Actuation Sequential / Bump Fire
Weight 3.56 lbs (3 lbs 9 oz)
Height 9.5 in
Length 12.0 in
Width 2.5 in

Pro-Tip: To ensure consistent depth of drive and long-term seal life, always add 2-3 drops of pneumatic tool oil directly into the air inlet before each work session, particularly when using the high-speed bump fire actuation mode.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 10464051646

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Junlei Yang
West Palm Beach, US
★★★★★ 5
Perfect for addingprivacy
Color: Beige, Size: 4-panel, Color: Beige, Size: 4-panel
Excellent room divider! Easy to set up, good quality, and perfect for adding privacy near the front door. Highly recommend!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
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Tony Ward Arts
Phoenix, US
★★★★★ 5
Stands well on high-pile carpet
Color: Beige, Size: 5-panel
Great product! Stands up sturdy on my high-pile carpet. Not too heavy, not too light. It comes pre-assembled in a MASSIVE box, so just be aware. The condition was great, minus one spot that looks like the fabric weave was stained. Not noticeable. Kindof a pain to adjust, but that's not necessarily the fault of the product. Just a finnicky thing to get "just right."
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Reviewed in the United States on April 27, 2026
W
Verified Purchase
WW
Natrona Heights, US
★★★★★ 5
Very useful
Color: Black
I’ve been using this room divider to separate my space from my daughter’s, and it has worked out really well. It provides just the right amount of privacy while still keeping the room feeling open and comfortable. The design is simple yet stylish, so it blends nicely with our decor. It’s also lightweight and easy to move when needed, which is a big plus. The material feels durable and well-made, not flimsy at all. Overall, it’s a practical and attractive solution for shared spaces, and I’m very happy with this purchase. I would definitely recommend it to others.
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Reviewed in the United States on April 16, 2026
A
Verified Purchase
Amy
Charlottesville, US
★★★★★ 5
Great Room Divider
Color: Black
This product is a great room divider that decent quality and worth the price tag. The look is sleek and fits seamlessly into any room without complaint. The assembly was easy to follow and the quality is long lasting. Not only that, I need it as my sons share a room and we’re looking for some privacy. The divider is able to extend across a decently large area really divide the room as it has 4 panels. Overall, this is a great product for its cost and if your looking for a room divider that’s not too costly, this is the pick.
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Reviewed in the United States on April 12, 2026
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Verified Purchase
AmazonUser333
Lowell, US
★★★★★ 5
Great for creating a workspace
Color: Grey
I needed a room divider that could be easily folded for storing to put behind my chair during my work calls. This works perfectly! Was very easy to put together. Lightweight but sturdy enough that it won’t fall over.
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Reviewed in the United States on February 27, 2026

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