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Irwin 1-3/8" x 5" Self Feed Bit – 7/16" Hex Shank

Description:

This Self Feed Bit 1-3/8" is designed for heavy-duty wood boring where clean, accurate large-diameter holes are required. Manufactured from heat-treated steel with a precision-angled chisel cutting edge for durability and consistent performance.

Ideal for electricians, plumbers, and contractors drilling through studs, joists, and structural lumber.

Specifications:

  • Diameter: 1-3/8"
  • Shank: 7/16" Hex
  • Type: Self-Feed Bit
  • Material: Heat-Treated Steel
  • Pilot: Feed Screw (Includes Spare Feed Screw)
  • Application: Wood Boring
  • Pack Size: 1, 12

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