China Jinhua Yijia tools spirit level vial factory which professionally produces series spirit level Bubble vial for measuring Instrument, measuring tools and hand tools, which possesses a completely line production capability of making level bubble vial, assembling, packing and designing new products and making the mould with advanced technology and skill. Our Bubble vial mainly classified into two catergories of plastic vials and glass vials, which made by Acrylic(PMMA) and glass material, including series cylinder type vial, Round type vial,Square type vial and metal glass vial, the precision is from 4" to 60'. Our Plastic bubble vial has particular characteristic: * Appearance looks high transparent and clear with the unified and standard dimension; * Precision: 30'?', 15'?'... * Remain it's accuracy by rotating 360 degree around it抯 axle center for Square and cylindroid vials. * Never be leaked; Being Yijia tools'staff hard working and keep improving to develop new and high grade products continually, Yijia's level bubble vial are honoured to be applied widely in many fields at their high clear appereance and high accurately precsion, such as the earth survey, teaching instrument, electronic balance and national defence equipment etc, also Yijia's level bubble vial sell well in worldwide country and meet all customers'fully satisfactory on our excellent quality, favorable price and timely delivery. Welcome our Yijia tools spirit level vial factory to further testing,compare and make instructions and sincerely establish friendly business with you on our warmly and professional servies. We are welcome your any OEM and requirement.