
3′′ Three-Piece Diamond Core Drill Bits/Diamond Drilling Tools
Pinghu Kaixin Plastic Industry Co., Ltd.- Type:Core Drill
- Usage:Masonry Drilling, Reinforced Conrete Drilling
- Manufacturing Technology:Brazing
- Segment Height:10mm
- Application:Wet Drilling Concrete, Reinforced Concrete
- Installing Equipment:Stand Core Driller, Hand-Held Drillers
Base Info
- Model NO.:CTSD
- Transport Package:Carton, Pallet
- Specification:1′′-20′′
- Trademark:COREDIAM
- Origin:China
- HS Code:82071910
- Production Capacity:2000 Pieces,Month
Description
Basic Info.
Model NO. CTSD Transport Package Carton, Pallet Specification 1′′-20′′ Trademark COREDIAM Origin China HS Code 82071910 Production Capacity 2000 Pieces/MonthProduct Description
1.Three-piece diamond core drill introductionThree-piece diamond core drill is separated, including drilling head(with diamond segments), extension rod and adaptor. It's laser welded diamond core drill. Three-piece diamond core drill has the common charactoristcs, fast drilling, long drilling life, and high efficiency. The outstanding feature is you can drill whatever depth that you wanna drill, just by adding extension rods. Diameters range covers 1 inch to 20 inches.
Three-piece diamond core drill bit specification
Diameter: 1 inch to 20 inches
Segments height: 10mm
Adaptor: 1 1/4''UNC

2.Specification
Item No. | Diameter | Core Bit Length | Steel Tube Length | Adapter Length | Total Length | Barrel Thickness |
CTCD02509 | 1" | 50mm | 300mm | 100mm | 420mm | 2.6mm |
CTCD03209 | 1-1/4" | 55mm | 300mm | 100mm | 415mm | 2.6mm |
CTCD03809 | 1-1/2" | 65mm | 300mm | 100mm | 405mm | 2.6mm |
CTCD05109 | 2" | 65mm | 300mm | 100mm | 405mm | 2.6mm |
CTCD06209 | 2-1/2" | 70mm | 300mm | 100mm | 410mm | 2.6mm |
CTCD07509 | 3" | 70mm | 300mm | 100mm | 410mm | 2.6mm |
CTCD08809 | 3-1/2" | 70mm | 300mm | 100mm | 410mm | 2.6mm |
CTCD10809 | 4" | 100mm | 300mm | 100mm | 440mm | 3.0mm |
CTCD12609 | 5" | 120mm | 300mm | 100mm | 460mm | 3.0mm |
CTCD15809 | 6" | 120mm | 300mm | 100mm | 460mm | 3.0mm |
CTCD17809 | 7" | 120mm | 300mm | 100mm | 460mm | 3.0mm |
CTCD20309 | 8" | 120mm | 300mm | 100mm | 460mm | 4.0mm |
CTCD22809 | 9" | 120mm | 300mm | 100mm | 460mm | 4.0mm |
CTCD25209 | 10" | 120mm | 300mm | 100mm | 460mm | 4.0mm |
CTCD30009 | 12" | 120mm | 300mm | 100mm | 460mm | 4.0mm |
CTCD35009 | 14" | 120mm | 300mm | 100mm | 460mm | 4.0mm |
CTCD40009 | 16" | 120mm | 300mm | 100mm | 460mm | 4.0mm |
CTCD45009 | 18" | 120mm | 300mm | 100mm | 460mm | 4.0mm |
CTCD50009 | 20" | 120mm | 300mm | 100mm | 460mm | 4.0mm |
3.Features
Manufacturer technology: laser welded
Suitable: wet drilling concrete, reinforced concrete, masonry with superior efficiency.
Advantage: very good sharpness achieve fast drilling, especially very fast when cutting steels meanwhile, wet core drill have the reasonable lifespan
4.Delivery time
2 weeks for samples after order confirmed.
3 weeks for batch order after payment confirmed.

5.Corediam service
We accept customized lengths and segments for wet core drills.
Also, we help to design the total solution of core drilling projects.
6.Corediam introduction
Corediam Tools Co., Ltd., as a high-tech enterprise, concentrates on researching & developing, manufacturing and marketing diamond tools industry. We have the most extensive, innovative and powerful range of diamond tools for construction, stone and DIY markets. Corediam strives to be the leading professional supplier in the world through technology innovation