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Feature:1. The drill bit is forged with bearing steel and is heat treated as a whole, with high hardness and long service life.2. U‑shaped long chip flute design, easy to discharge wood chips, improve drilling efficiency.3. Drill sleeve design, the force of the drill sleeve blade is on the same plane, which effectively protects and avoids bursting at the beginning of use.4. Universal handle shape, the drill tail adopts a circular design, which makes the clamping more stable.5. Suitable for wood products such as density board, MDF, particle board, wood, etc., suitable for square hole drills, square tenon machines.Spec:Condition: 100% Brand NewItem Type: Square Hole Drill BitMaterial: Bearing SteelModel: 6mm/0.2in / 8mm/0.3in / 9.5mm/0.4in / 10mm/0.4inApplication: Suitable for wood products such as density board, MDF, particle board, wood, etc., suitable for Square hole drills, Square tenon machines Specification Square Hole SizeHandle Diameter Grooving Depth Total Length Weight 1/4(6mm) 6mm / 0.2in 4mm / 0.2in 45mm / 1.8in 175mm / 6.9in 120g / 4.2oz 5/16(8mm) 8mm / 0.3in 5.5mm / 0.2in 60mm / 2.4in 195mm / 7.7in 160g / 5.6oz 3/8(9.5mm) 9.5mm / 0.4in 6.5mm / 0.3in 60mm / 2.4in 195mm / 7.7in 170g / 6oz7/16(10mm) 11mm / 0.4in 8mm / 0.3in 60mm / 2.4in 195mm / 7.7in210g / 7.4oz Packag
??【HIGH STRENGTH MATERIAL】These square hole drill bits are forged with bearing steel and is heat treated as a whole, with high hardness and long service life. It adopts drill sleeve design, the force of the drill sleeve blade is on the same plane, which effectively protects and avoids bursting at the beginning of use. The universal handle shape and circular design drill tail makes the clamping more stable.
??【HIGH WORKING EFFICIENCY】This square hole mortise chisel adopts U‑shaped long chip flute design, which can easy to discharge wood chips, improve drilling efficiency. The long drill core and square chisel, makes it be easy to lock the hole on the wood, and the sharp cutting edge ensures high efficiency and quick cuttings.
??【DRILL BITS SIZES】These square drill bits's diameters: 1/4 Inch (6mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm), 7/16 Inch (10mm). Using different specifications of the square hole drill, matching the appropriate power of the square hole machine, you can play a square hole to meet the requirements. Suitable for square hole drills, square tenon machines.
??【WIDE APPLICATIONS】This mortising chisel set is suitable for wood, including MDF, MDF, particle board, channel wood, pine wood, basswood, etc. Reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industrie.
??【100% QUALITY ASSURANCE】We are very confident in the quality of this mortise drill bit set, and provide warranty or refund for it. Please feel free to reach us if you have any questions about your purchase. We will solve your problem within 24 hours.
