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Item No. Diameter Thread(mm) Total Length (mm) Segment Size(mm) ZTT025 1"(25mm） 1-1/4-7UNC 420 15*4*8 ZTT032 1-1/4"(32mm） 1-1/4-7UNC 415 18.8*4*8 ZTT040 1-1/2"(40mm） 1-1/4-7UNC 415 23*4.3*8 ZTT052 2"(52mm） 1-1/4-7UNC 415 21*4.3*8 ZTT063 2-1/2"（63mm） 1-1/4-7UNC 420 22.7*4.3*8 ZTT076 3"(76mm） 1-1/4-7UNC 420 20*4.3*8.5 ZTT090 3-1/2"（90mm） 1-1/4-7UNC 420 20*4.3*8.5 ZTT108 4"(108mm） 1-1/4-7UNC 450 20*4.7*9 ZTT127 5"(127mm) 1-1/4-7UNC 470 20*4.7*9 ZTT150 6"(150) 1-1/4-7UNC 470 20*4.7*9 ZTT180 7"(180mm) 1-1/4-7UNC 470 20*4.7*9 ZTT200 8"(200mm) 1-1/4-7UNC 470 20*6*9 ZTT230 9"(230mm) 1-1/4-7UNC 470 20*6*9 ZTT250 10"(250mm) 1-1/4-7UNC 470 20*6*9 ZTT300 12"(300mm) 1-1/4-7UNC 470 20*6*9 ZTT350 14"(350mm) 1-1/4-7UNC 470 20*6*9 ZTT400 16"(400mm) 1-1/4-7UNC 470 20*6*9 ZTT450 18"(450mm) 1-1/4-7UNC 470 ...

Item No. Ø Diametermm Ø Thread mm Seg. Thickness mm Seg. Height mm Work length ZBWE010 10 1/2G 2.5 10 150 ZBWE012 12 1/2G 2.5 10 200 ZBWE014 14 1/2G 2.5 10 300 ZBWE015 15 1/2G 2.5 10 300 ZBWE016 16 1/2G 2.5 10 300 ZBWE018 18 1/2G 2.5 10 300 ZBWE020 20 1/2G 2.5 10 300 ZBWE022 22 1/2G 2.5 10 300 ZBWE024 24 1/2G 2.5 10 300 ZBWE025 25 1/2G 2.5 10 300 ZBWE026 26 1/2G 2.5 10 300 ZBWE028 28 1/2G 2.5 10 300 ZBWE030 30 1/2G 2.5 10 300 ZBWE032 32 1/2G 2.5 10 300 ZBWE035 35 1/2G 2.5 10 300 ZBWE036 36 1/2G 2.5 10 300 ZBWE038 38 1/2G 2.5 10 300 ZBWE040 40 1/2G 2.5 10 300 Features:  Good drilling performance with ring segment. Applications: Wet drilling by handheld core drill or stand core drill.   Designed for drilling cured concrete, reinforced concrete, concrete brick ...

item Ø Diametermm Work length Ø Thread mm Thickness mm Seg. Height mm BTR056SC 56 450 1-1/4UNC 3.5 8/10 BTR062SC 62 450 1-1/4UNC 3.5 8/10 BTR066SC 66 450 1-1/4UNC 3.5 8/10 BTR072SC 72 450 1-1/4UNC 3.5 8/10 BTR076SC 76 450 1-1/4UNC 3.5 8/10 BTR083SC 83 450 1-1/4UNC 4 8/10 BTR089SC 89 450 1-1/4UNC 4 8/10 BTR096SC 96 450 1-1/4UNC 4 8/10 BTR102SC 102 450 1-1/4UNC 4 8/10 BTR108SC 108 450 1-1/4UNC 4 8/10 BTR116SC 116 450 1-1/4UNC 4 8/10 BTR120SC 120 450 1-1/4UNC 4 8/10 BTR127SC 127 450 1-1/4UNC 4 8/10 BTR132SC 132 450 1-1/4UNC 4 8/10 BTR142SC 142 450 1-1/4UNC 4 8/10 BTR152SC 152 450 1-1/4UNC 4.5 9 BTR165SC 165 450 1-1/4UNC 4.5 9 BTR178SC 178 450 1-1/4UNC 4.5 9 BTR186SC 186 450 1-1/4UNC 4.5 9 BTR200SC 200 450 1-1/4UNC 4.5 9 BTR254SC 254 450 1-1/4UNC 4.5 9 BTR300SC ...

item Ø Diametermm Work length Ø Thread mm Thickness mm Seg. Height mm LB056SC 56 450 1-1/4UNC 3.5 9 LB062SC 62 450 1-1/4UNC 3.5 9 LB066SC 66 450 1-1/4UNC 3.5 9 LB072SC 72 450 1-1/4UNC 3.5 9 LB076SC 76 450 1-1/4UNC 3.5 9 LB083SC 83 450 1-1/4UNC 4 9 LB089SC 89 450 1-1/4UNC 4 9 LB096SC 96 450 1-1/4UNC 4 9 LB102SC 102 450 1-1/4UNC 4 9 LB108SC 108 450 1-1/4UNC 4 9 LB116SC 116 450 1-1/4UNC 4 9 LB120SC 120 450 1-1/4UNC 4 9 LB127SC 127 450 1-1/4UNC 4 9 LB132SC 132 450 1-1/4UNC 4 9 LB142SC 142 450 1-1/4UNC 4 9 LB152SC 152 450 1-1/4UNC 4.5 9 LB165SC 165 450 1-1/4UNC 4.5 9 LB178SC 178 450 1-1/4UNC 4.5 9 LB186SC 186 450 1-1/4UNC 4.5 9 LB200SC 200 450 1-1/4UNC 4.5 9 LB254SC 254 450 1-1/4UNC 4.5 9 LB300SC 300 450 1-1/4UNC 4.8 9 LB350SC 350 450 1-1/4UNC 4.8 9...