Specification Brand : Culnflun BulletPoint : Get added convenience and reach with the 8-Piece 6" Universal QUIK-LOK Flat Boring Bit Set. Bore small, clean holes at any angle in a variety of materials. The double wing spurs provide easy hole formation while reducing vibration and preventing "break out." The patented cutting edge produces easier and faster wood boring and fast chip removal, allowing heat from the bit to dissipate. The Universal QUIK-LOK allows quick and easy accessory changes, as well as added reach in hard-to-work areas. The kit includes 3/8", 1/2", 5/8", 3/4", 7/8", 1" and 1-1/8" bits plus a 6" QUIK-LOK Extension in a carrying case. BulletPoint1 : [PREMIUM HSS MATERIAL] The twist drill bits are crafted from premium high speed steel for enhanced durability and longevity. BulletPoint2 : [STRAIGHT SHANK DESIGN] The straight shank design makes these drill bits more convenient to operate, suitable for electric drills and drilling machines. BulletPoint3 : [EFFICIENT CHIP REMOVAL] Milled flutes with a deep cut spiral ensure fast material removal and act as a passageway for chip extraction from the hole. BulletPoint4 : [REDUCED FRICTION] The drill bits feature a strongly adhering surface treatment to retain cutting fluid, prevent chip-to-tool welding, and reduce built-up border formation. BulletPoint5 : [VERSATILE APPLICATIONS] Ideal for impact applications, these drill bits are suit for fast drilling in block, masonry, concrete, and more. ExternallyAssignedProductIdentifier1 : 0770284173935 ExternallyAssignedProductIdentifier2 : 770284173935 IncludedComponents : 1x 49-22-0175 8PC 6-Inch Versatile Universal Flat Boring Bit Set ItemName : Culnflun Extended Shank Twist Drill, 4 mm Twist bit 160 mm Overall Length, HSS Material, HSS Twist Drill Bit Tool Straight Shank Spiral Bit ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 16 centimeters ItemPackageDimensions_Width : 1 centimeters ItemTypeKeyword : extra-long-drill-bits Manufacturer : Culnflun ModelNumber : Culnflun582zvbymsn NumberOfItems : 1 PartNumber : Culnflun582zvbymsn ProductDescription : Specification:New Product Name: Twist Drill Bit Design: Straight Shank Material: HSS Diameter and total length: 4mm Twist bit, 160mm total length