Manual knife sharpener, adjustable angle, anti-slip bottom

Product Name: Knife Sharpening Tool 
Material: Tungsten steel + Ceramic + Diamond sand + ABS 
Box size: 29 * 4.4 * 7.5 cm 
Weight: 320g 
Outer box: 60*44.5*28 cm / 18 kg (50 pieces per outer box) 
Packaging: Color box packaging