供应针规白钢/钨钢/陶瓷针规，规格：0.1-0.5/0.51-1.0/1.01-2.0/2.01-3.0/3.01-4.0/4.01-5.0/5.0-6.0/6.01-7.0/7.01-8.0/8.01-9.0/9.01-10.0/10.01-11.0/11.01-12.0/12.01-13.0/0.5-1.0/10-。0-1.5/1.5-2.0/2.0-2.5/2.5-3.0/3.0-3.5/3.5-4.0/4.0-4.5/4.5-5.0/5.0-5.5/5.5-6.0/6.0-6.5/6.5-7.0/7。0-7.5/7.5-8.0/8.0-8.5/8.5-9.0/9.0-9.5/9.5-10.0