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提示信息| 加工定制：是 | 用途：大口径印刷纸品钻孔 |
TA8.0耐磨系列空心钻咀
TA耐磨系列空心钻咀为国际标准型产品，严格按照德国进口钻咀标准生产，钻孔内管面及壁厚经数道工艺特殊加工，保证钻管可循环修磨，在使用专业修刃器正确打磨下，直径3.0 mm以上规格可连续修磨刃口数十次，延续钻孔针使用寿命数十倍，媲美德国一线品牌。广泛应用于制作吊牌、年历、手挽带、万用手册……
The drill bit（TA wear-resisting series）is international standard products,it produces strictly according to the germany standard,tube surface and wall thickness is after several ways technology special processing,ensure the drill pipe can circularly polish, if correctly use the repair,for the specification of 3.0mm or above, we can polish continuously for dozens of times,last the needle service life dozens of times,as the cermany brand. It canwidely used in making tags, calendar, hand WanDai, universal handbooks......
产品特点Features：
1、 精选优质高速钢，提高使用寿命。Choose high quality and highspeed steel, improve service life.
2、淬火硬度HRC63，超强耐磨性强。Quenching hardnessis HRC63 , it has super wear resistance.
3、退火温度580℃，避免金属疲劳。Annealing temperature is 580℃, avoid metal fatigue.
4、刀锋内倒角90°，轻松穿透纸品。Chamfering in blade point is 90°, easily penetrate paper.
5、内孔精密镜化处理，排屑顺畅。Precision mirror process in inner bore, discharge scraps smoothly.
6、孔壁截面厚薄均匀，不易断裂。Section of hole wall has the uniform thickness, not easy to break.
参数：D=8.0 mm、L=85mm、S=11mm、U=30mm
