• Drives 18-Gauge, narrow-crown staples, 7/8” to 1-1/2” lengths
• Features a quick jam release and a double length magazine for fewer reloads
• Lightweight and perfectly balanced
• Equipped with a non-marring nose piece to protect the workpiece
• Offers bump-fire and single fire operation
• 360° adjustable exhaust
• 1-year warranty
POWER TYPE | Pneumatic |
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OPERATING PRESSURE | 70-100 PSI |
DIMENSIONS | 14″ L x 2.5″ W x 9.5″ H |
WEIGHT | 2.8 lbs |
MFG. MODEL | 1890U |
MFG. PART NUMBER | 1890U |
MANUAL | 1890U-MANUAL-REV150807.pdf |
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SCHEMATIC | 1890U-SCHEMATIC-REV150807.pdf |
SPEC SHEET | 1890U-SPEC-SHEET.pdf |

18 Gauge 1800 Series Powerstaples®
STAPLE LENGTH | 5-PACK PART # | STAPLE QTY | 1 PALLET QTY |
7/8″ | PS18087 | 5000 | 48 x 10 PK |
1″ | PS18100 | 5000 | 45 x 10 PK |
1-1/8″ | PS18112 | 5000 | 48 x 6 PK |
1-1/4″ | PS18125 | 5000 (5x1M) | 48 x 6PK |
1-1/2″ | PS18150 | 5000 (5x1M) | 48 x 6PK |
INDIVIDUAL PARTS | Buy 1890U Parts |
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PARTS KITS | Buy 1890U Parts Kits |