Specification Brand : NY BulletPoint1 : cross type BulletPoint2 : Material:High quality ferrotungsten BulletPoint3 : Use: Mining Rock Drilling BulletPoint4 : cross type dia 40mm ExternallyAssignedProductIdentifier1 : 0611720312672 ExternallyAssignedProductIdentifier2 : 611720312672 ItemName : Ball Type Mining Rock Drilling Bit for YN27 Pionjar Rock Breaker Hammer/Gasoline Rock Drill ItemTypeKeyword : rotary-hammer-drill-bits Manufacturer : YN ProductSiteLaunchDate : 2018-01-08T08:00:00.000Z Style : cross type dia 40mm SurfaceRecommendation : [MULTIPLE] UnitCount : 1