Shopping Cart

Your cart is empty.

Your cart is empty.

Irwin Tools 3046002 Speedbor MAX Self-Feed Wood Bit Extension, 12', Black

4.6 (1) Write Review
Free shipping on orders over $29.99

$24.41

$ 11 .99 $11.99

In Stock

About this item

  • Drill bits have 3 cutting edges that are hardened for durability and long life in tough materials
  • Drill bits feature replaceable screw-point tips that pull the drill bit fast for clean, true holes
  • Drill bit has an aggressive screw pitch
  • 7/16-inch hex impact shank reduces slipping in standard chucks
  • IRWIN drill bit extension is compatible with most 7/16-inch impact drills
  • Drill bits have 3 cutting edges that are hardened for durability and long life in tough materials
  • Drill bits feature replaceable screw-point tips that pull the drill bit fast for clean, true holes
  • Drill bit has an aggressive screw pitch
  • 7/16-inch hex impact shank reduces slipping in standard chucks
  • IRWIN drill bit extension is compatible with most 7/16-inch impact drills


This IRWIN SPEEDBOR MAX 12" Shaft Extension features a manual locking design, which securely holds 7/16-inch hex bits. SPEEDBOR MAX bits feature 3 durable cutting edges that are resharpenable to extend the life of the drill bit. The aggressive screw pitch pulls the bit fast for clean, true holes, while the 7/16-inch impact shank helps reduce slipping in standard chucks.


Mistral
2025-02-16 14:39:52
I bought this as an extension for a forstner bit to chew out the remains of a fence post. Together they were effective and held up well.
Recommended Products
DRILLREPAIRS DRC Replacement Cam Balls for Kupa Mani Pro Passport Drills & Medicool Pro Power 20K Drills 4PCS, Silver

$10.95

$ 5 .99 $5.99

4.7
Select Option
DEWALT Drill Bit, Self Feed, 3-5/8 Inch (DW1641)

$87.45

$ 37 .99 $37.99

5.0
Select Option
DEWALT Drill Bit, Self Feed, 1-1/8 Inch (DW1631)

$19.53

$ 8 .99 $8.99

4.6
Select Option
3 Pc Self-Centering Plug Cutter Set

$41.99

$ 19 .99 $19.99

4.6
Select Option
Irwin Tools Irwin Industrial Tools 3046014 3-Inch 2-Cutter Self Feed Drill Bit

$87.40

$ 40 .99 $40.99

4.9
Select Option
Wood Drilling Bit, 1-1/8In.Dia., Self Feed

$18.08

$ 7 .99 $7.99

4.3
Select Option
Irwin Tools Irwin Industrial Tools 3046009 1-3/4-Inch 3-Cutter Self Feed Drill Bit

$28.79

$ 14 .99 $14.99

4.3
Select Option
IRWIN Tools 1869387 WeldTec Self-Feed Wood Drilling Bit, 1 3/4-Inch

$153.40

$ 60 .99 $60.99

4.5
Select Option