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https://www.mccoys.com/shop/p/3226479-052303-32/powernail-1890u-underlayment-stapler-14-in-w-crown-78-1-1-18-1-14-1-12-in-l-leg-narrow-crown-staple
Powernail

1890U Underlayment Stapler, 1/4 in W Crown, 7/8, 1, 1-1/8, 1-1/4, 1-1/2 in L Leg, Narrow Crown Staple

Sku: 3226479-052303-32
$229.12
18 Available at SHIP TO STORE
Estimated Arrival On: 03/31/2026

Need a narrow crown stapler gentle enough for finish work and tough enough for daily use. The Model 1890U underlayment stapler brings Powernail quality and durability to a pneumatic stapler.

  • Drives 18 ga, narrow crown staples, 7/8 to 1-1/2 in L
  • Features a quick jam release and a double-length magazine for fewer reloads
  • Lightweight and ideal balanced
  • Equipped with a non-marring nose piece to protect the workpiece
  • Offers bump fire and single fire operation
  • 360 deg adjustable exhaust

Air Pressure
70 to 100
Staple Type
Narrow Crown
Crown Width
1/4
Leg Length
7/8, 1, 1-1/8, 1-1/4, 1-1/2
Exhaust Type
Adjustable
Dimensions
14 in L x 2-1/2 in W x 9-1/2 in H

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