Profile: P.R. Engineering Ltd. is a developer of a wide range of spirit level designs. We produce a range of spirit level vials. We stock tubular, circular and acrylic block vials in large numbers. We provide acrylic tubular vials with heat etched markings. All our vials are fully tested to check the integrity of the fluid seal and vial accuracy. Our range of circular vials are available with central black setting ring. Our high precision circular vials are present in ground glass in an aluminum body. They provide good performance over a wide temperature range. We offer circular flanged vials with fixing holes for ease of mounting. We stock a wide range of laser level kits & laser levels including self-level lasers, automatic dumpy levels, Spectra self leveling lasers, line & dot lasers, rotary laser levels, laser receivers/detectors, laser cross levels, laser spirit levels, and builders theodolites. Our automatic, self-leveling Spectra Precisionr laser HV101 laser is a professional tool. This laser is capable of handling a wide variety of horizontal, vertical, and plumb applications. It is rugged enough for the toughest job site, and designed to survive a 3 foot drop onto concrete. Auto levels, automatic self-leveling, dual grade slope facility using remote control, split beam and remote control support that offers scanning, speed control, slope setting & alignment control. We also provide a full calibration and back-up service together with a range of surveying accessories for all leveling applications.