... .6.Plastic polymer handles soft and elasticity,not easily to broken off,and will not scratch the sensitive surface ... ,semiconductor,optical instrument,Electronic microscope,magnetism read-write head,and precision axletree ,etc.Packaging:Beekin® are double bagged ... and DP and comply with RoHS directives. An easy tear notch and solvent resistant inner pack labels insure ease of use. Industry Cleanroom and ...