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25mm Drilling Accessories Diamond Core Drill Bit

Categories Drilling Accessories
Brand Name: SINOVO
Model Number: Core Bit
Certification: CE/GOST/ISO9001
Place of Origin: China
MOQ: 1 set
Price: Negotiation
Supply Ability: 30000 Units Per Year
Delivery Time: 7-10 work days
Packaging Details: International Export Carton Case Package
Product Name: Core Bits
Material: Diamond
Type: Impregnated diamond type, surface set Diamond type, T.C. type, PDC type, TSP diamond type, electroplated diamond type
Usage: Metal Drilling
Bit Crown Profile: W FLat Cross Semi-round Multi Step, etc
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    • Company Profile

    25mm Drilling Accessories Diamond Core Drill Bit

    25mm Drilling Accessories Diamond Core Drill Bit

    Our company pays attention to product quality and abides to credit, and also do our best to provide the best products and excellent service to customer. To build good after-sale service system, we draw up the Quality Guarantee according to the standard of profession and combining field experience.

    Products Problems Settlement
    Diamond core bit 1. Size, and/ or technical parameters (matrix etc.) are different Replace from the requirements of client's purchase order. Replace
    2. Thread can not fit clients barrel. Repair or replace
    3. Break down a piece from matrix, and the volume of the piece exceed 2mm x 2mm x2mm, and such break is not Replace caused by drilling. Replace
    4. Matrix falling not caused by drilling. Replace or return
    5. Groove on matrix caused by manufacturer. Replace or return
    6. Drilling speed is obvious slower than congener products caused by manufacturer. Replace, and each item quantity
    does not exceed 3 pieces.
    7. Bit life is obvious short caused by manufacturer.
    8. Breaking down of matrix, falling matrix, groove and short bit life caused by operating reasons- drill rod sticking, premature failure of the bit crown and hole bottom not to be cleaned. Be excluded from Quality Guarantee
    9. Short bit life and abrasion caused by drilling machine, drilling techniques or parameters.
    10. Properly worn and the matrix is finished.
    11. Thread damaged and distortion made by operator.
    12. Body crack in drill. Replace or return

    Dimensions of core bits:

    A-Gauge Core Bits
    Size Outside diameter Inside diameter Availability
    inch mm inch mm IMP. S.S. P.C. PDC TSP E.P.
    WLA 1.880/1.870 47.75/47.50 1.607/1.057 27.10/26.85 Yes Yes Yes Yes Yes Yes
    WLA-RSG 1.895/1.885 48.13/47.88 1.067/1.057 27.10/26.85 Yes Yes Yes Yes Yes Yes
    AWG, AX 1.880/1.870 47.75/47.50 1.190/1.180 30.23/29.97 Yes Yes Yes Yes Yes Yes
    AWM 1.880/1.870 47.75/47.50 1.190/1.180 30.23/29.97 Yes Yes Yes Yes Yes Yes
    AWT 1.880/1.870 47.75/47.50 1.286/1.276 32.66/32.41 Yes Yes Yes Yes Yes Yes
    LTK48 1.880/1.870 47.75/47.50 1.394/1.384 35.40/35.15 Yes Yes Yes Yes Yes Yes
    B-Gauge Core Bits
    WLB 2.350/2.340 59.69/59.44 1.438/1.428 36.52/36.27 Yes Yes Yes Yes Yes Yes
    WLB-RSG 2.365/2.355 60.07/59.82 1.438/1.428 36.52/36.27 Yes Yes Yes Yes Yes Yes
    WLB-2.400 2.045/2.395 61.09/60.83 1.438/1.428 36.52/36.27 Yes Yes Yes Yes Yes Yes
    WLB3 2.350/2.340 59.69/59.44 1.325/1.315 33.65/33.40 Yes Yes Yes Yes Yes Yes
    BWG, BX 2.350/2.340 59.69/59.44 1.660/1.650 42.16/41.91 Yes Yes Yes Yes Yes Yes
    BWM 2.350/2.340 59.69/59.44 1.660/1.650 42.16/41.91 Yes Yes Yes Yes Yes Yes
    BWT 2.350/2.340 59.69/59.44 1.755/1.745 44.58/44.32 Yes Yes Yes Yes Yes Yes
    LTK60 2.350/2.340 59.69/59.44 1.742/1.732 44.25/44.00 Yes Yes Yes Yes Yes Yes
    TBW 2.350/2.340 59.69/59.44 1.785/1.775 45.34/45.09 Yes Yes Yes Yes Yes Yes
    N-Gauge Core Bits
    WLN 2.970/2.960 75.44/75.19 1.880/1.870 47.75/47.50 Yes Yes Yes Yes Yes Yes
    WLN-RSG 2.985/2.975 75.82/75.57 1.880/1.870 47.75/47.50 Yes Yes Yes Yes Yes Yes
    WLN-3.032 3.037/3.027 77.14/76.89 1.880/1.870 47.75/47.50 Yes Yes Yes Yes Yes Yes
    WLN2 2.970/2.960 75.44/75.19 2.000/1.990 50.80/50.55 Yes Yes Yes Yes Yes Yes
    WLN2-RSG 2.985/2.975 75.82/75.57 2.000/1.990 50.80/50.55 Yes Yes Yes Yes Yes Yes
    WLN3, NWLTT 2.970/2.960 75.44/75.19 1.780/1.770 45.21/44.96 Yes Yes Yes Yes Yes Yes
    WLN3-RSG 2.985/2.975 75.82/75.57 1.780/1.770 45.21/44.96 Yes Yes Yes Yes Yes Yes
    WLN3-3.032 3.037/3.027 77.14/76.89 1.780/1.770 45.21/44.96 Yes Yes Yes Yes Yes Yes
    NMLC 2.970/2.960 75.44/75.19 2.052/2.042 52.12/51.87 Yes Yes Yes Yes Yes Yes
    NWG, NX 2.970/2.960 75.44/75.19 2.160/2.150 54.86/54.61 Yes Yes Yes Yes Yes Yes
    NWM 2.970/2.960 75.44/75.19 2.160/2.150 54.86/54.61 Yes Yes Yes Yes Yes Yes
    NWT 2.970/2.960 75.44/75.19 2.318/2.308 58.87/58.62 Yes Yes Yes Yes Yes Yes
    TNW 2.970/2.960 75.44/75.19 2.394/2.384 60.80/60.55 Yes Yes Yes Yes Yes Yes
    H-Gauge Core Bits
    WLH 3.770/3.755 95.76/95.38 2.505/2.495 63.63/63.38 Yes Yes Yes Yes Yes Yes
    WLH-RSG 3.790/3.755 96.27/95.89 2.505/2.495 63.63/63.38 Yes Yes Yes Yes Yes Yes
    WLH-3.830 3.840/3.825 97.54/97.16 2.505/2.495 63.63/63.38 Yes Yes Yes Yes Yes Yes
    WLH-3.895 3.897/3.882 98.98/98.60 2.505/2.495 63.63/63.38 Yes Yes Yes Yes Yes Yes
    WLH3, WLHTT 3.770/3.755 95.76/95.38 2.411/2.401 61.24/60.99 Yes Yes Yes Yes Yes Yes
    WLH3-RSG 3.790/3.755 96.27/95.89 2.411/2.401 61,24/60.99 Yes Yes Yes Yes Yes Yes
    WLH3-3.830 3.840/3.825 97.54/97.16 2.411/2.401 61.24/60.99 Yes Yes Yes Yes Yes Yes
    WLH3-3.895 3.897/3.882 98.98/98.60 2.411/2.401 61.24/60.99 Yes Yes Yes Yes Yes Yes
    HMLC 3.897/3.882 98.98/98.60 2.505/2.495 63.63/63.38 Yes Yes Yes Yes Yes Yes
    HWF-Long 3.912/3.897 99.36/98.98 3.005/2.995 76.33/76.08 Yes Yes Yes Yes Yes Yes
    HWF-Short 3.897/3.882 98.98/98.60 3.005/2.995 76.33/76.08 Yes Yes Yes Yes Yes Yes
    HWG, HX 3.897/3.882 98.98/98.60 3.005/2.995 76.33/76.08 Yes Yes Yes Yes Yes Yes
    HWM 3.897/3.882 98.98/98.60 3.005/2.995 76.33/76.08 Yes Yes Yes Yes Yes Yes
    HWT 3.897/3.882 98.98/98.60 3.192/3.182 81.08/80.82 Yes Yes Yes Yes Yes Yes
    P-Gauge Core Bits
    WLP 4.815/4.795 122.30/121.8 3.350/3.340 85.09/84.84 Yes Yes Yes Yes Yes Yes
    WLP3 4.815/4.795 122.30/121.8 3.275/3.265 83.18/82.93 Yes Yes Yes Yes Yes Yes
    PWF-Long 4.755/4.740 120.78/120.4 3.635/3.620 92.33/91.95 Yes Yes Yes Yes Yes Yes
    PWF Short 4.735/4.715 120.27/119.7 3.635/3.620 92.33/91.95 Yes Yes Yes Yes Yes Yes
    S-Gauge Core Bits
    SWF-Long 5.755/5.740 146.18/145.8 4.447/4.432 112.95/112.5 Yes Yes Yes Yes Yes Yes
    SWF-short 5.735/5.715 145.67/145.1 4.447/4.432 112.95/112.5 Yes Yes Yes Yes Yes Yes
    U-Gauge Core Bits
    UWF-Long 6.880/6.860 174.75/174.2 5.515/5.495 140.08/139.5 Yes Yes Yes Yes Yes Yes
    UWF-Short 6.855/6.825 174.12/173.3 5.515/5.495 140.08/139.5 Yes Yes Yes Yes Yes Yes
    Z-Gauge Core Bits
    ZWF-Long 7.880/7 .860 200.15/199.6 6.515/6.495 165 48/164.9 Yes Yes Yes Yes Yes Yes
    ZWF-Short 7.855/7.825 199.52/198.7 6.515/6.495 165.48/164.9 Yes Yes Yes Yes Yes Yes

    Notes :

    1. Imp. - Impregnated Diamond Type 2. S.S. - Surface Set Diamond Type 3. T.C. - Tungsten Carbide Type

    4. PDC - Polycrystalline Diamond Compact Type 5. TSP - Thermally Stable Diamond Polycrystalline 6. E.P. - Electroplated Diamond Type

    We can design and manufacture drilling rigs and piling machine according to customers requirements.

    Any further information about the specification, after sale service, price, etc, please feel free to contact with us.

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