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Specification
Brand : ZXY-NAN
BulletPoint1 : The ladder of its unique structure, a bit can open a variety of specifications of aperture.
BulletPoint2 : Do not need to use center punch, compared with the ordinary twist drill is not easy to be broken.
BulletPoint3 : Deburring, chamfering, elliptic hole enlargement, twist drill, the function of them was unable,but it is possible.
BulletPoint4 : The use of tools: drill, bench drill.Work while water cooling, can effectively extend the service life of drill bit, recommend drilling rate of 250-250 RPM.
BulletPoint5 : If the quality of the product is not good, please contact us directly. If you have any questions or questions, please feel free to contact us.
CuttingAngleString : 135 degrees
ExternallyAssignedProductIdentifier : 4194857918758
FinishType : Titanium
ItemName : ZXY-NAN Drill 3pcs Titanium Coated Step Drill Bit Set Quick-change Inch Hex Shank Drill Accessories Cutting Tools Industrial Drill Bits
ItemPackageQuantity : 1
ItemTypeKeyword : rotary-hammer-drill-bits
Manufacturer : SMALL-YAN
Material : High Speed Steel
ModelNumber : 721b4214a940a7c6031d
NumberOfItems : 1
PartNumber : SMALL-YAN
ProductDescription : If the quality of the product is not good, please contact us directly. If you have any questions or questions, please feel free to contact us.
Due to manual measurements, please allow a 0.1-0.5 inch difference. (1 inch = 2.54 cm)

Used in sandpaper, polishing paper, sanding discs, cloth-based abrasives or rotating tools.

Quick change, easy to lock and release the drill bit.

Enhanced control of sanding and grinding applications.

Specification:

Shank:6mm(dia),25mm(L),1/4"

Material:High speed steel 4241

Allow 1-3mm measurement error.

3/16-1/2''(6 steps)：3/16''(4.76mm), 1/4''(6.35mm), 5/16''(7.94mm),3/8''(10.35mm),

7/16''(11.11mm), 1/2''(12.7mm)

1/4-3/4''(9 steps)：1/4''(6.35mm) 5/16''(7.94mm), 3/8''(10.35mm), 7/16''(11.11mm),

1/2''(12.7mm),9/16''(14.28mm), 5/8''(15.88mm), 11/16''(17.46mm), 3/4''(19.05mm)

1/8-1/2''(13steps)：1/8''(3.18mm), 5/32''(3.97mm), 3/16''(4.76mm), 7/32'',(5.56mm)

1/4''(6.35mm),9/32''(7.14mm), 5/16''(7.94mm), 11/32''(8.73mm), 3/8''(9.53mm), 13/32''(10.32mm),7/16''(11.11mm),15/32''(11.91mm),1/2''(12.7m)

Package included:

1x Set (3pcs)Hex Titanium Step Drill
ProductSiteLaunchDate : 2020-05-16T11:25:40.759Z
SupplierDeclaredDgHzRegulation : not_applicable
SurfaceRecommendation : Stone
SurfaceRecommendation1 : Concrete
SurfaceRecommendation2 : Stone
SurfaceRecommendation3 : Masonry
UnitCount : 1