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note : the following information is for reference only . please contact the seller to get the detailed information .

: long times . wide & times . high : 55mm & times . 12mm & times . 10mm

: this is the ten softcover .                                                                     

: ebony book the appendtiff material selected etc african ebony madagascar ebony ( ) , rare genus species of tree , with its color , materiality ink such as iron called as wood diamonds , its the hardness of about in five degrees , specific gravity rocketed to 1.3 , hardness and density than horn more excellent , yellow meat fresh black although the people know , in china respond wood have inch gold .

ming li shizhen Ben Cao Gang Mu headquarters thirty-fifth roll the recordation : & ldquo . ebony gainsbourg - - , salty , flat , detoxified , and the main ( cure ) levitical cholera spit , the besis tailgated , with wine warning clothing & rdquo .

lobular red sandalwood lobular red sandalwood in south asia , hard heavy , very corrosion resistant , sliced performance is good , car the isospin , wear-resistant good performance ! often accompanied by interpersonally freelies stripe ( zhiduo the muscle fiber the same ) . structure coarseness to fine , texture wavy or . wood glossy , none special smell and taste . air drying density in 0.9 - 1.0 g / cm & sup3 around , global production very few , to become useful inefficient more show rare .

: warp senior technology handmade knife division cutting , shuimo , polishing , interpenetrating preprocessor , more than 70 etc aborative road process and into , with very high appreciation and practical .