4Pcs Square Hole Drill Bits 1/4" 5/16" 3/8" 1/2" Spiral Mortising Chisel Tool

Description: Package includes:1 X 6.4mm (1/4") Twist Drill,1 X 8mm (5/16") Twist Drill,1 X 9.5mm (3/8") Twist Drill,1 X 12.7mm (1/2") Twist DrillSquare Hole Drill Bits Mortising Chisel Set (All of Sizes)Come in 4 different sizes for your choice. Square hole, 1/4"(6.4mm), 5/16"(8mm), 3/8"(9.5mm), 1/2"(12.7mm). Corresponding shank, 7/40"(4.4mm), 2/9"(5.8mm), 17/64"(6.9mm), 3/8"(9.5mm).4PCS High Speed Steel Woodworking Square Hole Mortise Drill Bit Set Chisel Drill Bits, mortising attachment for drill press, fits all mortising machines and drill press attachments.A square hole drill is mainly used for woodworking aspects.The square hole drill bit is composed of a center drill core bit and a sharp outer drill sleeve.Made of high-speed steel. Heat treatment. HRC48 - 50. Offers high hardness, lengthened core, and high concentricity, - Fits all mortising machines and drill press attachments. Square hole drill is mainly used for woodworking aspects, Durable, and exquisite workmanship, for efficient performance and long life.4 pieces a pack with different slot diameters to meet your needs - Professional drill bit, suitable for construction, installation, renovation, decoration industry, etc.Woodworking drill bit sets with long drill cores and square chisel, easy to lock the hole in the wood, and then you can get different mortises quickly. Also, it is labor saving. Reduce labor intensity of construction workers, speed up the construction speed, and reduce construction costs for construction, installation, renovation, and decoration industries.

Price: 21.14 USD

Location: Azusa, California

End Time: 2025-01-01T01:45:01.000Z

Shipping Cost: 0 USD