Effort saving lever action with secure serrated jaws The lever provides efficient cracking with steady pressure, while the serrated jaws grip the nut firmly to prevent slipping and reduce the effort required. Durable stainless steel construction Made from stainless steel materials that resist deformation, remain sturdy over time, and offer long service life with regular use. Adjustable groove for different nut sizes The sheller features an adjustable groove to fit different nut diameters, making it practical for various macadamia nut sizes and similar shells. Easy to operate without damaging the nut Place the nut in the clamping groove, adjust as needed, and press the lever to crack. The design aims to crack the shell cleanly while minimizing damage to the nut inside. Secure grip and reliable performance Serrated jaws stay in place during cracking, ensuring predictable results and reducing the chance of slips or awkward breaks. Use scenarios Home kitchen: efficiently crack macadamia nuts for baking, desserts, or snacks with consistent results. Small professional setting: quick nut cracking in cafes or bakeries where steady, repeatable performance is valuable. Outdoor or camping: compact, easy to use tool for cracking nuts during outdoor cooking or gatherings.