sapphire discharge needle for semiconductor

{"cid":"91191224","title":"1 *11mm Sapphire Components Monocrystalline Polycrystalline Silicon Rods Discharge Electrode Needle","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ae\/36\/e743b866f34df87264036f02877e-200x200-1.jpg","attrs":{"Price":"by case","Brand Name":"zmkj","Model Number":"discharge electrode needle","Minimum Order Quantity":"50pcs","Delivery Time":"1-3weeks","Place of Origin":"CHINA","Payment Terms":"T\/T, Western Union, MoneyGram","Supply Ability":"50000pcs per month","Packaging Details":"packed in Capacitor paper +Sponge paper+paper case","material":"sapphire or silicon","Orientation":"C-axis\/100","Surface S\/D":"lapped","Tolerance":"\u00b10.03mm","application":"discharge electrode needle","grade":"optical grade without bubble;color","hardness":"9.0"}}