簡易百分表

1.機(jī)芯所有零件采用優(yōu)質(zhì)不銹鋼和銅材制造，使其具有較好的防腐蝕性能   Inside structure is made of stainless steel and copper,that helps indicator to resist any corrosion.
2.銅質(zhì)軸承和鋼質(zhì)輪軸配合能有效地降低軸承間的摩擦   Combination of copper bearing and steel shaft reduces the fricyion.
3.不帶表圈緊固裝置，保證使用過程的讀數(shù)可靠性   Without dial locking screw.   
4.不帶公差指示器   Without adjustable tolerance markers.

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