YT-4390
MASONRY DRILL BIT SET 7 PCS
Brand
Symbol
YT-4390
Producer code
5906083943904
Series
Diameter
4, 5, 6, 8, 9, 10, 12 mm
Total length
70, 90, 100, 120, 120, 120, 150 mm
The length of the working part
35, 50, 60, 80, 80, 80, 100 mm
Type tool handle
cylindrical
Material
40Cr
Hardness
47 HRC
Blade material
Yg8c
Hardness of the fork
89-90 HRC
Vertex angle of the drill
130 ˚
Number of pieces included
7
Application
Concrete, silicates, brick
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