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12" Extension Adapter for Core Drill Bits, 1-1/4"-7 Male to 1-1/4"-7 Female. Heat-treated steel with high strength for longer durability.

12" Extension Adapter for Core Drill Bits, 1-1/4"-7 Male to 1-1/4"-7 Female. Heat-treated steel with high strength for longer durability.

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  • 12" Extension Adapter for Core Drill Bits, 1-1/4"-7 Male to 1-1/4"-7 Female. Heat-treated steel with high strength for longer durability.
    38.99
    Amazon.com

    12" Extension Adapter for Core Drill Bits, 1-1/4"-7 Male to 1-1/4"-7 Female. Heat-treated steel with high strength for longer durability.

    Delivery date & cost shown at checkout

  • 12 inch Extension Adapter for Drill Bits, 1-1/4 inch-7 Male to 1-1/4 inch-7 Female. Heat-treated steel with high strength for longer durability., Size
    37.35
    Walmart

    12 inch Extension Adapter for Drill Bits, 1-1/4 inch-7 Male to 1-1/4 inch-7 Female. Heat-treated steel with high strength for longer durability., Size

    Delivery date & cost shown at checkout

  • 12" Extension Adapter For Core Drill Bits, 1-1/4"-7 Male To 1-1/4"-7
    67.70
    eBay

    12" Extension Adapter For Core Drill Bits, 1-1/4"-7 Male To 1-1/4"-7

    Delivery date & cost shown at checkout

  • 12" Extension Adapter For Core Drill Bits, 5/8"-11 Male To 5/8"-11
    57.73
    eBay

    12" Extension Adapter For Core Drill Bits, 5/8"-11 Male To 5/8"-11

    Delivery date & cost shown at checkout

  • 6 Extension Adapter For Core Drill Bits, 1-1/4-7 Male To 1-1/4-7
    45.05
    eBay

    6 Extension Adapter For Core Drill Bits, 1-1/4-7 Male To 1-1/4-7

    Delivery date & cost shown at checkout

  • 6" Extension Adapter For Core Drill Bits - 5/8"-11 Male To Female,
    50.06
    eBay

    6" Extension Adapter For Core Drill Bits - 5/8"-11 Male To Female,

    Delivery date & cost shown at checkout

  • 6" Extension Adapter For Core Drill Bits, 1-1/4"-7 Male To 1-1/4"-7
    51.99
    eBay

    6" Extension Adapter For Core Drill Bits, 1-1/4"-7 Male To 1-1/4"-7

    Delivery date & cost shown at checkout

  • 6" Extension Adapter For Core Drill Bits, 5/8"-11 Male To 5/8"-11
    34.13
    eBay

    6" Extension Adapter For Core Drill Bits, 5/8"-11 Male To 5/8"-11

    Delivery date & cost shown at checkout

  • 6", 12", 18", 24" Extension Adapter For Core Drill Bits
    119.99
    eBay

    6", 12", 18", 24" Extension Adapter For Core Drill Bits

    Delivery date & cost shown at checkout

  • 6” Core Bit Extension Adapter, 5/8”-11
    38.42
    eBay

    6” Core Bit Extension Adapter, 5/8”-11

    Delivery date & cost shown at checkout

  • Ediamondtools Core Drill Extension Adapter 6" Male-to-female Threaded
    79.54
    eBay

    Ediamondtools Core Drill Extension Adapter 6" Male-to-female Threaded

    Delivery date & cost shown at checkout

  • 12 in. Extension for Core Drill Bits, 1-1/4 in.-7 Male to 1-1/4 in.-7 Female
    73.79
    Home Depot

    12 in. Extension for Core Drill Bits, 1-1/4 in.-7 Male to 1-1/4 in.-7 Female

    Delivery date & cost shown at checkout

  • 12 in. Extension for Core Drill Bits, 5/8 in.-11 Male to 5/8 in.-11 Female Hole Saw Arbor
    64.36
    Home Depot

    12 in. Extension for Core Drill Bits, 5/8 in.-11 Male to 5/8 in.-11 Female Hole Saw Arbor

    Delivery date & cost shown at checkout

  • 18 in. Core Bit Extension, 1-1/4 in.-7 Male to 1-1/4 in.-7 Female, Hole Saw Arbor Extension Adapter
    117.68
    Home Depot

    18 in. Core Bit Extension, 1-1/4 in.-7 Male to 1-1/4 in.-7 Female, Hole Saw Arbor Extension Adapter

    Delivery date & cost shown at checkout

  • 6 in. Extension Adapter for Core Drill Bits, 1-1/4 in.-7 Male to 1-1/4 in.-7 Female Hole Saw Arbor
    65.07
    Home Depot

    6 in. Extension Adapter for Core Drill Bits, 1-1/4 in.-7 Male to 1-1/4 in.-7 Female Hole Saw Arbor

    Delivery date & cost shown at checkout

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Product Details

INDUSTRIAL GRADE - heat treated industrial grade steel extends lifetime
EXTENSION - 12" extension fits on to core bits
COMPATIBILITY - 1-1/4"-7 male to 1-1/4"-7 female
ROTARY MODE - rotary mode is recommended with core bits and extension
Heat-treated steel with high strength for longer durability.

Best Review

Customers are satisfied with the drill bits' functionality. However, opinions differ on the build quality.AI-generated from the text of customer reviews

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