Specification Brand : Yunseity BulletPoint1 : [Efficient Hole Reaming] This multi layer tapered reamer features three different reaming sizes (20mm, 35mm, 50mm) to quickly enlarge holes accurately, enhancing work efficiency. BulletPoint2 : [Easy Attachment & Versatile] Featuring a standard 14mm diameter thread on the shank, this reamer can be easily attached to 100 type angle grinders. it offers adaptability to various power tools with a conversion rod. BulletPoint3 : [Wet & Dry Drilling Capability] Designed for both wet and dry drilling, this diamond brazed reamer bit offers users flexibility and convenience to choose their preferred drilling method without compromising tool performance or lifespan. it is suitable for edges processing on various hard surfaces. BulletPoint4 : [Incisive Cutting Edges] Equipped with diamond particles, this step chamferer ensures incisive cutting edges, facilitating rapid and accurate drilling through various materials. it achieves aggressive hole expansion and precise chamfering. BulletPoint5 : [High Sharpness & Wear Resisting] The step drill bit boasts high sharpness and wear . it offers efficient cutting and chip removal for a variety of applications, thanks to the brazing process and stable construction. Color : One Color ExternallyAssignedProductIdentifier : 9475312694741 ExternallyAssignedProductIdentifier1 : 843724011330 ExternallyAssignedProductIdentifier2 : 0843724011330 FinishType : Brass GpsrSafetyAttestation : 1 IncludedComponents : 1*5-Step Drill Bit from 4mm to 12mm (1/8-1/2in) IsValueStoresItem : 1 ItemDisplayDimensions_Height : 1 inches ItemDisplayDimensions_Length : 5.25 inches ItemDisplayDimensions_Width : 4 inches ItemName : Step Drill Bit, 3 Sizes 20mm 35mm 50mm High Sharpness Diamond Brazed Reamer Tapered with M14 Shank for Tile, Marble, Concrete with Diamond ItemPackageDimensions_Height : 6 centimeters ItemPackageDimensions_Length : 9 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : step-drill-bits Manufacturer : Yunseity Material : High Speed Steel with Cobalt Material1 : Alloy Steel Material2 : Brass ModelNumber : Yunseity3tzf6b09wi NumberOfFlutes : 2 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : Yunseity3tzf6b09wi ProductDescription : [Efficient Hole Reaming] This multi layer tapered reamer features three different reaming sizes (20mm, 35mm, 50mm) to quickly enlarge holes accurately, enhancing work efficiency. [Easy Attachment & Versatile] Featuring a standard 14mm diameter thread on the shank, this reamer can be easily attached to 100 type angle grinders. it offers adaptability to various power tools with a conversion rod. [Wet & Dry Drilling Capability] Designed for both wet and dry drilling, this diamond brazed reamer bit offers users flexibility and convenience to choose their preferred drilling method without compromising tool performance or lifespan. it is suitable for edges processing on various hard surfaces. [Incisive Cutting Edges] Equipped with diamond particles, this step chamferer ensures incisive cutting edges, facilitating rapid and accurate drilling through various materials. it achieves aggressive hole expansion and precise chamfering. [High Sharpness & Wear Resisting] The step drill bit boasts high sharpness and wear . it offers efficient cutting and chip removal for a variety of applications, thanks to the brazing process and stable construction.