WE,TURST TOOLS ARE PROFESSIONAL MANUFACTURER IN DANYANG CITY. OUR MAIN PRODUCTS ARE AS FOLLOWING: 1)HSS TAPS, 2)HSS DRILL BITS,SAW BLADES, 3)HOLE SAW,4)MASONRTY DRILL BITS 5)TAPER SHANK DRILL BITS,ETC. HSS TAPS INCLUDING M2 MATERIAL, M35 MATERIAL. THE PACKAGE ARE 10PCS FOR ONE PLEASTIC BOX, THEN 100-200PCS PACKED IN INNER BOX, FINALLY PACKED IN EXPORT CARTON. YOU ARE WARMLY WELCOMED TO ASK FOR ANY REQUEST.TKDS AND BEST REGARDS TO YOU.