Key Features
Galvanized for Sheathing The galvanized finish helps these staples hold up better in construction and building material fastening where basic uncoated staples are not the best choice. Long 2 Inch Leg A 2 inch leg gives this collated staple the reach needed for deeper bite in sheathing and similar assembly work where shorter staples can come up short. 10,000 Per Case A full 10,000-count box means fewer interruptions when you are feeding a stapler all day on larger sheathing and construction jobs.
Overview
SpotNails 6616PG-10M 2″ Galvanized 16 Ga 7/16″ Medium Crown Staples 10M is a collated staple pack built for sheathing and general construction fastening. This is a collated staple designed for construction and building material securing. Model Number: 6616PG-10M. If you are loading a compatible medium crown stapler for sheathing work, this is the kind of staple that matters because the dimensions and fit have to be right the first time.
What stands out here is the staple format: 16 gauge, 7/16 inch medium crown, and a 2 inch leg with a chisel point. In practical terms, that gives you a staple made for applications where you need more leg length and a crown style commonly used in sheathing and panel attachment. The chisel point helps the staple drive into material more cleanly, which matters when you are trying to keep production moving instead of fighting feed issues and poor penetration.
The galvanized finish is another important detail. On fasteners, finish is not fluff. It affects how the staple holds up in real jobsite conditions and whether it is suited for the material and environment you are working in. For sheathing crews, remodelers, and general contractors, galvanized staples are a common choice when plain steel is not the right answer.
This SpotNails staple pack is also about jobsite efficiency. With 10,000 staples per box, it is set up for volume work rather than occasional punch-list use. That is a better fit for pros running pneumatic staplers throughout the day and for serious DIY users tackling large wall, roof, or panel projects who do not want to run out halfway through the job.
Compatibility is a big reason buyers look up a specific fastener model instead of just shopping by gauge. According to the source data, these staples fit a wide range of staplers including compatible models from Spot Nails, Senco, Duo-Fast, Hitachi, Porter-Cable, Fasco, DeWalt, and Max. That broad fitment makes the 6616PG-10M a practical restock option for crews already using Senco-style medium crown sheathing staplers.
Who should buy this? Contractors and builders doing sheathing, panel fastening, and general construction assembly. It also makes sense for shop or field users who already know they need a 7/16 inch medium crown, 16 gauge, 2 inch leg staple for their stapler. Bottom line: if your tool calls for this exact staple profile, buying the correct collation, crown, and leg length saves time, prevents jams, and keeps your fastening consistent.
Built for High-Volume Sheathing Work
Fasteners are only useful if they feed correctly and match the tool. This strip format shows the medium crown profile and long leg length that make these staples a real sheathing staple, not a close-enough substitute.
- 16 gauge construction staple with 7/16 inch medium crown
- 2 inch leg length with chisel point for compatible sheathing staplers
What’s in the Box
- (1) Box of SpotNails 6616PG-10M staples
- (10,000) 16 gauge galvanized 7/16 inch medium crown staples
Key Specifications
| Fastener Type | Staple |
|---|---|
| Gauge | 16 gauge |
| Crown Width | 7/16 in |
| Leg Length | 2 in |
| Point Type | Chisel point |
| Finish | Galvanized |
| Piece Count | 10,000 |
| Color | Silver |
Compatibility
Stapler Format Designed for tools that take 16 gauge, 7/16 inch medium crown, Senco-style sheathing staples with a 2 inch leg. Spot Nails Fits listed models including MS6650i, XS6650, XS6650A, HS6616, JS6616, and HL6616. Senco and Others Source data lists fitment with Senco M1, M2, M2+, SNS45, SNS40, SNS41, SNS44XP, SNS45XP, SNS50, and SKS N12-N17, plus select Duo-Fast, Hitachi, Porter-Cable, Fasco, DeWalt D51430, and Max TA551/16-11 staplers.
Built For
Construction Sheathing General Contracting Remodeling Panel Fastening Building Material Securing
Tool Nut’s Take
Tool Nut’s Take
SpotNails 6616PG-10M is the right buy when your stapler calls for the exact stuff
This is a straightforward pro fastener pack: correct gauge, correct crown, long 2 inch leg, and a full 10,000-count box for real work instead of weekend leftovers.
- Who it’s for: Crews and serious users running compatible medium crown sheathing staplers for construction and panel fastening.
- Why it stands out: The 16 gauge, 7/16 inch crown, galvanized finish, and broad published tool compatibility make it an easy restock for the right stapler.
- Worth knowing: This is a fit-specific staple. If your tool does not take Senco-style 16 gauge 7/16 inch medium crown staples with a 2 inch leg, do not force it.
Common Questions
- What type of fastener is this? It is a 16 gauge collated staple with a 7/16 inch medium crown and 2 inch leg length.
- What is the finish? These staples have a galvanized finish.
- How many staples come in the box? The source data lists 10,000 staples per box.
- What tools does it fit? The source data lists compatibility with select Spot Nails, Senco, Duo-Fast, Hitachi, Porter-Cable, Fasco, DeWalt, and Max staplers that accept this staple format.
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