Makita AT638A 18Ga Narrow Crown Stapler – Pneumatic (6.35mm Crown)
The Makita AT638A is a compact and reliable 18-gauge narrow crown stapler, designed for interior trim, furniture assembly, cabinet backs, and light framing. It drives 6.35mm (¼") crown staples ranging from 15mm to 38mm in length, making it ideal for a wide range of finishing and manufacturing tasks.
Engineered for ease of use and precision, the AT638A features tool-less depth adjustment, a no-mar tip, and a compact body for easy access to tight corners. The rear exhaust, dual trigger safety, and air duster function round out a feature set built for efficiency and user safety.
✅ Key Benefits:
Drives 18Ga narrow crown staples (6.35mm wide) from 15–38mm
Compact and lightweight (1.3kg) – ideal for overhead or confined area work
Tool-free depth adjustment – set flush or countersunk finishes quickly
No-mar contact tip – prevents damage to delicate materials
Dual trigger safety – reduces the risk of accidental firing
Rear exhaust system – directs air away from user and work surface
Built-in air duster – instantly clears dust or debris from workspace
Window in magazine – lets you monitor remaining staples at a glance
Compatible with most air compressors (60–115 psi / 4–8 bar)
📦 Kit Contents:
1x Makita AT638A Narrow Crown Stapler
1x Safety Goggles
1x Air Fitting Plug
1x No-Mar Tip (installed)
1x Instruction Manual
⚠️ Please Note:
Requires an air compressor and 18Ga 6.35mm crown staples (sold separately). Always wear appropriate PPE when using pneumatic tools.
| Brand | Makita |
|---|---|
| Fastener Magazine Capacity | 100 |
| Nail Length | 13 - 38 mm |
| Operating pressure | 4.9 - 8.3 bar |
| Fastener Gauge | 18 Ga |
| Depth Adjustment | Yes |
| Vibration Level (3 axes) | 5.0 m/s² |
| Vibration Uncertainty (K Factor) | 1.5 m/s² |
| Product Dimensions (L x W x H): | 230 x 75 x 251 mm |
| Product net weight | 1.2 kg |
| Sound Power Level (LWA) | 114 dB(A) |
| Sound Pressure Level (LpA) | 102 dB(A) |
| Staple measures | 5.7 x 13 - 38 mm |
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