NATIONAL GEOGRAPHIC Rock Tumbler Grit - 3.28 Pounds Rock Polishing Grit Media, Works with any Rock Tumbler, Rock Polisher, Stone Polisher, Polishes 8-10 Pounds of Rocks
Brand: NATIONAL GEOGRAPHIC
Categories: Toys & Games, Learning & Education, Rock Tumblers


HIGH QUALITY – This rock polisher grit refill pack comes with enough high-quality silicon carbide grit to put a dazzling polish on approximately 8-10 lbs. of rocks, gems, glass, and more
EASY TO USE FOUR-STAGE ROCK GRIT - The first rock tumbling grit stage provides initial shaping, the second smooths rock surfaces, the third pre-polishes rocks, and the fourth provides the final polish
COMPATIBLE WITH ALL TUMBLERS - This complete 4-step tumbling grit refill kit works with all rock polishers. For best results, use with National Geographic tumblers and rock tumbling supplies
EASY TO MEASURE AND STORE - Each rock tumbling grit stage is packaged in a wide-mouth container with secure, screw-top closure
SATISFACTION GUARANTEED – The National Geographic STEM series provides high-quality products that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you

Educational Objective: STEM
Age Range (Description): 8 years and up
Material: glass, quartz, carbide
Brand: NATIONAL GEOGRAPHIC
Color: Black
Product Dimensions: 5.3 x 4.2 x 5.3 inches
Language: English
Manufacturer: JMW Sales, Inc.
Item Weight: 3 pounds
ASIN: B01MRKI4W0
Release date: August 9, 2017
Customer Reviews: 4.7 out of 5 stars 12,334 ratings 4.7 out of 5 stars
Is Discontinued By Manufacturer: No
Manufacturer recommended age: 8 years and up
Item model number: NGBULKGRIT