quick operation three point bore gauge

{"cid":"91221137","title":"75-88mm Pistol Grip Three Point Bore Gauge Inside Micrometer Digital Indicator","imgUrl":"https:\/\/img.chinax.com\/nimg\/67\/09\/c1e1f2e4618bd4396c5b36aaf1f2-200x200-1.jpg","attrs":{"Brand Name":"KM","Model Number":"KM-2305-88","Delivery Time":"Within 15days","Certification":"ISO DIN GB RoHS","Place of Origin":"Shaanxi, China","Payment Terms":"T\/T, L\/C, D\/P, D\/A, Western Union, PayPal, MoneyGram","Supply Ability":"50000pieces\/Month","Packaging Details":"Aluminium Box 40*20*15cm\/Piece 4.00kg\/Piece","Warranty":"One Year","Measurement":"Metric","Measurement Object":"Inside Diameter","Measuring Range":"75-88mm","Resolution":"0.001mm","Accuracy":"0.005mm","Form":"Pistol-Grip Three-Point","Feature":"Single-Hand Operation","Processing":"Fine Lapping","Package":"Aluminium Box"}}

{"cid":"91221601","title":"Tire Tread Depth Gauge CT 40 Tire Tread Detector","imgUrl":"https:\/\/img.chinax.com\/nimg\/3a\/46\/541af94838bc2faf7afe74e47a5c-200x200-1.jpg","attrs":{"Price":"$ - $\/sets","Brand Name":"cartesykj","Model Number":"CT 40","Minimum Order Quantity":"1unit","Delivery Time":"20-25 working days","Certification":"CE","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"300 Set\/Sets per Month","Packaging Details":"Wooden packing","Name":"Tire Tread Depth Gauge","Model":"CT40","Port":"Guangzhou","Warranty":"12 Months"}}

{"cid":"91202321","title":"Dwyer Digital Timer CT216-110 Dwyer LCT216-100 achometer \/ Counter","imgUrl":"https:\/\/img.chinax.com\/nimg\/4b\/37\/a01e8bbbb0308226d23b1fe763d7-200x200-1.jpg","attrs":{"Price":"USD$170\/PC","Brand Name":"Dwyer","Model Number":"CT216-100 LCT216-110","Minimum Order Quantity":"1","Delivery Time":"6 Weeks","Certification":"CCC,CE","Place of Origin":"USA","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"10","Packaging Details":"Original case","Operating Temperature Ranges":"32 to 122\u00b0F","Humidity Conditions":"35 to 85% RH","Control Output Ratings":"Relay: SPST 5A at 250 VAC","Reset Time":"0.001 s. minimum","Inputs":"Dry contact, PNP, or NPN","Timing Functions":"14 pre-programmed timing functions","Power Requirements":"100 to 240 VAC 50 \/ 60 Hz","Power Consumption":"Less than 10 VA","Internal Power Supply":"12 VDC \u00b110%, 100 mA","Display":"Two-line 6 digit negative transmissive LCD display"}}