diamond core drill bit
1.Professional OEM,
2.superme Grade .
3.Fast drilling ,high efficiency .
4.Steadily drilling
Port: TianJin
Minimum Order Quantity: 10 Piece/Pieces 1 set is available for a trial order
Supply Ability: 500 Piece/Pieces per Quarter accept OEM order
Payment Terms: T/T,Western Union,MoneyGram
Contact Supplier
Packaging Detail: neutral packing and corton box
Delivery Detail: depend on the order
Diamond Core Drill Bit
Core drill bits are designed to satisfying each customer's specific request. Ensure faster drilling and longer life. Especially, they bring high satisfactions in drilling hard materials. For drilling various ranges of materials; from heavily reinforced concrete to asphalt
| Outer diameter | Core-Bit’s Length (mm) | Dimension of tooth (mm) | Number of teeth | ||
| mm | Length | Height | Thickness | ||
| 22 | 350 / 400 | 20 | 9 | 3.5 | 2 |
| 27 | 350 / 400 | 20 | 9 | 3.5 | 3 |
| 32 | 350 / 400 | 22 | 9 | 3.5 | 3 |
| 36 | 350 / 400 | 22 | 9 | 3.5 | 4 |
| 38 | 350 / 400 | 24 | 9 | 3.8 | 4 |
| 40 | 350 / 400 | 24 | 9 | 3.8 | 4 |
| 42 | 350 / 400 | 24 | 9 | 3.8 | 5 |
| 52 | 350 / 400 | 24 | 9 | 4.0 | 5 |
| 56 | 350 / 400 | 24 | 9 | 4.0 | 6 |
| 63 | 350 / 400 | 24 | 9 | 4.0 | 7 |
| 67 | 350 / 400 | 24 | 9 | 4.0 | 7 |
| 76 | 350 / 400 | 24 | 9 | 4.0 | 8 |
| 83 | 350 / 400 | 24 | 9 | 4.0 | 8 |
| 90 | 350 / 400 | 24 | 9 | 4.0 | 8 |
| 96 | 350 / 400 | 24 | 9 | 4.0 | 8 |
| 102 | 350 / 400 | 24 | 9 | 4.0 | 9 |
| 114 | 350 / 400 | 24 | 9 | 4.0 | 10 |
| 120 | 350 / 400 | 24 | 9 | 4.0 | 11 |
| 132 | 350 / 400 | 24 | 9 | 4.0 | 11 |
| 152 | 350 / 400 | 24 | 9 | 4.2 | 13 |
| 160 | 350 / 400 | 24 | 9 | 4.2 | 13 |
| 167 | 350 / 400 | 24 | 9 | 4.2 | 14 |
| 180 | 350 / 400 | 24 | 9 | 4.5 | 14 |
| 200 | 350 / 400 | 24 | 9 | 4.5 | 16 |
| 225 | 350 / 400 | 24 | 9 | 4.5 | 17 |
| 250 | 350 / 400 | 24 | 9 | 4.5 | 17 |
| 300 | 350 / 400 | 24 | 9 | 5.0 | 18 |
| 350 | 350 / 400 | 24 | 9 | 5.0 | 20 |
| 400 | 350 / 400 | 24 | 9 | 5.0 | 22 |
| 450 | 350 / 400 | 24 | 9 | 5.0 | 23 |
| 500 | 350 / 400 | 24 | 9 | 5.0 | 25 |
Model No.: HSDB-50S
Features: Diamond core bit for stone
1.Professhional OEM,flexible MOQ;
2.UKAS certify export ceritfy;
3.factory price
Model No.: HSDB1001150
Features: Diamond core drill bit
1.Professional drill bit
2.Fast drilling for concrete
3.drills with roof segment
4.approved UKAS
Model No.: HPD150
Features: Diamond Core Drill Bit For granite
1.Long life time core drill bit
2.Fast drilling speed
3.Long life time
4.Good stabil
Model No.: HSZT
Features: Three-piece Diamond Core Bits for Long Life Drilling Cured Concrete
Longer life professional low price
good quality good per
Model No.: HPD150
Features: Diamond Core Drill Bit For asphalt
1.Long life time core drill bit
2.Fast drilling speed
3.Long life time
4.Good stabil
Model No.: HSDB-1035S
Features: Diamond Dry Core Drill Bits For Granite
1 Good performance
2 Excellent quality
3 Reasonable price
Model No.: size 3" to 26"
Features: Brawny Tricone Bits
1)Bits size range :3-3/5"-26"
2)Best quality and low price
3)Longer drilling intervals
4) API &ISO
Model No.: HSDB1001150
Features: Diamond core drill bit for concrete
1.Fast drilling for concrete
2.drills with roof segment
3.approved UKAS certification
Model No.: HCZT
Features: Diamond core drill bit for construction
1.Prefessional OEM
2.10 years experience manufacture
3.UKAS certification
Model No.: HSDB1001150
Features: dry diamond core drill bit attributes:
1) dry type
2) laser welded
3) high quality
4) spiral shank
Model No.: HSDB1001150
Features: Diamond core bit
1.MPA certificates & UKAS certification
2.ISO9001/2008,
3.can make the customer logo
4.Durability strong
Model No.: HSDB-NQ
Features: impregnated diamond bit
1.12 years experience,OEM factory credit .
2.Approve ICQ inspection& obtain UKAS certification