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    11° Tapered Drilling Tools

    11tapereddrillingtools

    Bit Diameter: 30-41mm

    Size: Hex. 22mm, 25mm

    Taper degree: 4°46′, 6°, 7°, 11°, 12°

    Applications: Quarrying, small hole drilling

    Our tapered bits include button, cross and chisel designs.

    Longer service life and lower drilling costs.

    11°, 12° tapered button bit with hot zinc-coating

    Button bit D Flushing hole (mm) Buttons (mm) Angle Part no.
    mm inch Front Gauge Front Gauge
    H22
    34
    36
    38
    41
    1 11/32
    1 27/64
    1 1/2
    1 5/8
    1×4.5
    1×5
    1×5.5
    1×5.5
    2×4.5
    2×5
    2×5
    2×5.5
    2×7
    2×7
    2×8
    2×7
    5×7
    5×8
    5×8
    5×9
    35°
    35°
    35°
    35°
    30342207-11
    30362207-11
    30382207-11
    30412207-11
    H22
    34
    36
    38
    41
    1 11/32
    1 27/64
    1 1/2
    1 37/64
    2×4
    2×4
    2×5
    2×5
    1×4
    1×4
    1×5
    1×5
    2×7
    2×7
    2×7
    2×8
    6×7
    6×7
    6×8
    6×8
    35°
    35°
    35°
    35°
    30342208-11
    30362208-11
    30382208-11
    30412208-11
    H22
    30
    32
    34
    36
    38
    40
    1 3/16
    1 1/4
    1 11/32
    1 27/64
    1 1/2
    1 37/64





    1×5
    1×5
    1×5
    1×5
    1×5.5
    1×5.5















    313022-11
    313222-11
    313422-11
    313622-11
    313822-11
    314022-11
    Drill Rod(11°)

    L Part no
    mm ft inch
    Hex shank 22*108 mm
    610
    1220
    1830
    2000
    2440
    3050
    3200
    3660
    2
    4
    6
    6
    8
    10
    10
    12



    7


    6
    10220611
    10221211
    10221811
    10222011
    10222411
    10223011
    10223211
    10223611
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