Aircraft Staples 4Mm 21 Gauge 10000 Per Box

21-Gauge Staples â" 4 mm (Box of 10 000)

These 21-gauge staples, with 4 mm leg length and supplied in a box of 10 000, are perfect for light-duty upholstery, fabric work, thin panel backing and delicate wood trim tasks. Designed to provide secure grip without over-penetration into soft materials.

Specifications

Features

• 21-gauge wire thin enough for gentle, minimal intrusion fastening.
• 4 mm leg length suited for shallow substrate and face fastening where deep penetration is unwanted.
• 10 000-piece pack bulk supply to reduce reloads.
• Compatible with standard 21g staplers used in upholstery, padding and light trim applications.

Benefits

• Neat finish: minimal visible staple head, less need for fill or sanding.
• Reduced damage: Low leg length reduces risk of piercing through fragile backing or thin panels.
• High yield: Bulk box gives longer runtime before reloading.

Extra Information

• Best for indoor, dry use; avoid use in moist or exterior settings unless protected.
• Test on sample material first to confirm that 4 mm is sufficient sometimes a longer leg is needed to secure harder backing.
• Store in dry condition; humidity may lead to wire corrosion or staples sticking.

Safety

• Wear eye protection staples can ricochet or fragment.
• Keep fingers and body parts away from staple exit line.
• Disconnect or disable the stapler when clearing jams.