Bostitch F84-138 Manual Carton Bottom Stapler

Heavy-duty wide-crown bottom stapler for secure, reliable carton sealing. Perfect when you need stronger hold and wider fasteners than standard bottomers.

Key Features

• Staple Size: “A” series wide crown: 1-3/8″ crown, with leg lengths 5/8″, 3/4″, and 7/8″

• Staple Compatibility: Works with Bostitch SW7437 and SW9040 lines, plus all competitor “A” style fasteners

• Throat & Anvil Depth: 16-1/2″ throat depth, 36″ anvil post height—so most cartons can be stapled in one pass without having to reverse or reposition

• Magazine Capacity: ~ 240 staples per load

• Anti-Jam Design: Includes interlock features to reduce jams, and is built for long-lasting operation

Specifications

• Crown Width: 1-3/8″ crown

• Leg Lengths Supported: 5/8″, 3/4″, 7/8″

• Size / Footprint: Throat 16-1/2″, Anvil Post Height 36″

• Weight: 84 lbs

• Staple Capacity: ~ 240 staples

Why Choose This Stapler?

• Only bottomer tool that handles all 1-3/8″ crown “A” style staples

• Stronger fastening than tape — especially for heavy boxes or rough shipping conditions

• More reliable in cold or humid conditions, where tape may fail or lose adhesion

• Cost-effective for packaging applications where durability and security are critical

Things to Know Before Buying

• Manual foot-operated; requires physical actuation—best suited for low- to moderate-volume operations

• Ensure the carton’s thickness matches staple leg length (5/8, 3/4, or 7/8″) for proper clinch and avoid mis-stapling

• Maintenance: Clean and lubricate regularly to prevent jams and maintain performance