Specification Brand : JOERIC BulletPoint1 : HIGH-QUALITY MATERIALS AND CRAFTSMANSHIP:This design (Black carbide cross head ) positioning is more accurate, the use of new high-quality carbide materials, refused to use second-hand recycled materials. BulletPoint2 : DRILLING IS SMOOTHER: we adopt an upgraded process for the drill bit, in order to reduce the resistance of drilling, chip removal is smoother, we chose to design U-shaped groove. BulletPoint3 : ASSORTED SIZE: 10Pcs masonry drill bit with 1 sizes 5/16”(8mm), for various purposes, to meet the daily needs of your work. BulletPoint4 : WIDE RANGE OF USES: The masonry drill bit set easily penetrates a variety of materials such as tiles, glass, hard plastics, cement concrete, brick walls, wood, and reduces cracking. Materials with higher hardness are better for use with water. BulletPoint5 : QUICK CHANGE: 1/4 inch Hex Shank fits into all power tools more easily and securely, especially for locking into quick change chuck. CuttingAngleString : 9.5 centiliters ExternallyAssignedProductIdentifier1 : 190430596676 ExternallyAssignedProductIdentifier2 : 0190430596676 FinishType : Black Oxide GpsrSafetyAttestation : 1 IncludedComponents : 6MM 1/4 inch drill bits ItemName : JOERIC 5/16”Masonry Drill Bit Set, 10 Pieces 8mm Concrete Drill Bits Set Ceramic Drill Bit Carbide for Ceramic Tile, Plastic, Wall, Brick, Cement, Concrete, Wood with Size (Blue) ItemPackageDimensions_Height : 14.1 centimeters ItemPackageDimensions_Length : 0.9 centimeters ItemPackageDimensions_Width : 10.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : masonry-drill-bit-sets Manufacturer : JOERIC Material : Tungsten Carbide ModelNumber : f03bb57f-6b62-4b3e-a0cf-cb8525160808 NumberOfFlutes : 1 NumberOfItems : 10 NumberOfPieces : 10 PartNumber : J069 ProductDescription : What's so special about this 10-piece set? This Things you must know. Cross alloy drill bit, more accurate positioning. The surface of the drill is electroplated to prevent rust Use brand new cemented carbide materials. The hardness is better than ordinary carbon steel, and firmly refuse to use inferior materials U-shaped chip flute, the bit process will be smoother and the resistance will be less 1/4 shank, you can use a variety of electric drill, hand drill, bench drill, etc. Multiple specifications, you can add them to your toolbox, can be reused
Basic reference: Material: High quality tungsten carbide tip Tip shape: Cross head Process: surface plating Shank: 1/4 hand shank Package: plastic box
10pieces Concrete drill bit Sizes: 10pcs 5/16” (8mm) 1* Plastic storage case
Special Note When Using the Drill Bit: ▶ Do not use impact mode of drills or hammers when use the Drill Bit. ▶ The drilling speed of the Drill Bit should be slow, especially in the beginning of drilling. ▶ Please try to keep the drill vertical and use WATER or COOLANT for lubrication when drilling.