Check the listing for details. Spongebob Grinder Crusher 4-Layer50mm Herb & Tobacco Grinder Alloy Metal. Condition: New. Listed at 14.93 USD. The Spongebob Grinder Crusher is a high-tech 4-layer herb and tobacco grinder made of durable high grade zinc alloy. With dimensions of 50mm, this grinder is designed with four chambers for efficient grinding. It is not handmade and is manufactured in China. Perfect for collectors or those looking to upgrade their smoking experience, this grinder offers a unique and reliable option for those who appreciate both style and functionality in their smoking accessories.The Spongebob Grinder Crusher is a high-tech 4-layer herb and tobacco grinder made of durable high grade zinc alloy. With dimensions of 50mm, this grinder is designed with four chambers for efficient grinding. It is not handmade and is manufactured in China. Perfect for collectors or those looking to upgrade their smoking experience, this grinder offers a unique and reliable option for those who appreciate both style and functionality in their smoking accessories.