Product Details:

Automatic cartridge advance and piston return
No underside surface coating damage
No through penetration for steel thickness 5/16" (8 mm) and up
Low recoil for operator comfort
Appropriate for X-BT 8mm threaded stud in high strength steel

Fasteners: X-BT M8-15-6 SN 12-R (8 mm stainless threaded studs for steel)
Power Source: Hilti .27 caliber short brown high precision cartridge in strips of 10
Piston Bore: 8 mm
Approvals: Meets ANSI standard A 10.3 and OSHA requirements for low velocity tools

Hilti PN: 377616

Package Includes: Tool only in an impact resistant plastic tool box