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8 x 30mm (4)
Lock nut at base of each tip allows 360 degree adjustment or removal of one tip for use in tight spaces
For greater comfort of movement
• Lightweight tech shell construction with windproof
The 428 HD is a consistent further development of the proven 428H
LASER TOOLS Refractometer stock 8 x 30mm (4)The refractometer is a precision instrument which tests the freezing levels of Antifreeze and battery fluids and has an automatic temperature compensation facility. Contents: refractometer, precision screwdriver for the calibration screw. Tests the freezing levels of antifreeze and battery fluids. Automatic temperature compensation. Includes dropper for collecting fluid and plastic storage case. Also works on modern long life antifreeze (OAT) and
