The Stanley Bostitch 21671B-ALM auto fire construction stapler includes a seven-year warranty. This Bostitch tool features two function trigger for single fire and auto fire. Autofire rate can be adjusted from 0 to 1600 staples per minute. A quick loading extended magazine reduces reloading time. The Stanley Bostitch 21671B-ALM is excellent for securing fabric to wood frame, pre-upholstery spring-up operation attaches cardboard, webbing, and Propex to frame, and boat seating with stainless steel staples. The Stanley Bostitch 21671B-ALM uses 1/4" ( JK-671) staples and 5/16" ( JK-672) staples. Schematics (PDF) staples for this stapler: JK-671 3/8" crown 1/4" leg JK-672 3/8" crown 5/16" leg
The BOSTITCH H30-8 Power Crown Hammer Tacker Manual Stapler is constructed with a die-cast frame and through hardened steel components for extreme durability. It features a quick-load magazine and tool-free jam clearing. A compact stapling tool that swings like a hammer with one-hand operation. For tacking and light nailing where speed is important.
Staples for this stapler:
BS-8142 1/4" leg
BS-8377 3/8" leg