Set of combination wrenches, 8 - 19 mm, CrV, 8 pcs SIBRTECH
The wrenches are made of chrome-vanadium steel. Hardness of the working part - 45 HRc (GOST requirements: 45-51 HRc). The wrenches are chromium-plated. The ring opening profile has 12 planes which increases the contact area of the working surfaces and reduces risk of deformation of the fixture planes during mounting. The tilt angle of the ring opening as for the wrench plane at 15 degrees makes mounting more convenient. The wrenches are supplied together with a trapezoidal plastic holder. The set is used for mounting and dismantling threaded connections.
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