恒安防爆聽(tīng)針（聽(tīng)棒）均采用國(guó)標(biāo)銅合金防爆工具材質(zhì)，柔韌度好，強(qiáng)度高，機(jī)械性能穩(wěn)定，聽(tīng)漏效果更準(zhǔn)確，該聽(tīng)棒防爆性能均達(dá)到防爆II類(lèi)C級(jí)和B級(jí)標(biāo)準(zhǔn)。
防爆聽(tīng)針規(guī)格：

恒安防爆聽(tīng)針（聽(tīng)棒）均采用國(guó)標(biāo)銅合金防爆工具材質(zhì)，柔韌度好，強(qiáng)度高，機(jī)械性能穩(wěn)定，聽(tīng)漏效果更準(zhǔn)確，該聽(tīng)棒防爆性能均達(dá)到防爆II類(lèi)C級(jí)和B級(jí)標(biāo)準(zhǔn)。

直徑：6,8,7,10mm，長(zhǎng)度： 300,350,450,500,600,700,750,800,900,1000,1200mm.

聽(tīng)針鏈接
***.btjncy.*/fbqt/tz.html
***.fbslhl.*/tz/
***.fhjjc.*/tzgj/tyb.html
***.fhjjc.*/fbqt/392.html
***.fbslhl.*/tz/fbttz.html
***.fbslhl.*/tz/bxgtlb.html
***.fbslhl.*/tz/bxfbtb.html
***.fbslhl.*/tz/bxgtz.html
***.fbslhl.*/fbgjqt/fbtyb.html
***.hyhags.*/fbgjqt/145.html
***.hyhags.*/fbgjqt/153.html
***.hyhags.*/fbgjqt/174.html
***.hyhags.*/fbgjqt/164.html
***.hyhags.*/fbgjqt/169.html