WB Carbide professionally produce Endmill ，carbide inserts ,toolholders and Non-standard carbide products ,WB has owned ISO9001 and OHSAS18001 certificates. WB (World Best)Carbide has 10 years manufacture experience , in the passed 10 years we exported to different countries ,offer many trade companies ,and for many industries, such as Machinery ,geology ,construction ,mining ,petroleum-chemistry,electrics and textiles and defense industry