Rock Hard GRI
Unique heavy-duty knives that feature 1mm thick tempered blade sleeves and multi-function "driver" tips that conform to strict JIS standards for screwdriver tip hardness so they easily drive standard-head screws as well as lift can lids and open boxes without having to extend the knife blade.
-- Ultra-sharp, heavy-duty 1 inch (25 mm) wide x 0.7 mm thick Rock Hard 7-pt. snap-blade
-- GRI (Grip-Rite Insulator) design for optimal comfort and sure-grip performance
-- Heavy-gauge stainless steel blade sleeve for positive control and safety
-- Handle has an eyelet to attach a safety strap or lanyard
-- In Auto Lock or Dial Lock blade locking models
Replacement Blades
Rock Hard Blades Segmented
Rock Hard Blades Solid
Unique heavy-duty knives that feature 1mm thick tempered blade sleeves and multi-function "driver" tips that conform to strict JIS standards for screwdriver tip hardness so they easily drive standard-head screws as well as lift can lids and open boxes without having to extend the knife blade.
-- Ultra-sharp, heavy-duty 1 inch (25 mm) wide x 0.7 mm thick Rock Hard 7-pt. snap-blade
-- GRI (Grip-Rite Insulator) design for optimal comfort and sure-grip performance
-- Heavy-gauge stainless steel blade sleeve for positive control and safety
-- Handle has an eyelet to attach a safety strap or lanyard
-- In Auto Lock or Dial Lock blade locking models
Replacement Blades
Rock Hard Blades Segmented
Rock Hard Blades Solid