McMaster-Carr logo
    Shank Width
    Shank Width
    1/4"
    5/16"
    3/8"
    7/16"
    1/2"
    5/8"
    3/4"
    1"
    Shank Height
    Shank Height
    1/4"
    5/16"
    3/8"
    7/16"
    1/2"
    5/8"
    3/4"
    1"
    Tool Bit Code
    Tool Bit Code
    AR-8
    AR-6
    AR-4
    AR-10
    AR-7
    AR-12
    AR-5
    AR-16
    Material Grade
    Material Grade
    C6
    C2
    Micrograin
    Material
    Material
    Carbide
    Steel
    Diamond
    Overall Length
    Overall Length
    2"
    2 1/4"
    2 1/2"
    3"
    3 1/2"
    4"
    4 1/2"
    7"
    End Relief Angle
    End Relief Angle
    default
    Tip Radius
    Tip Radius
    default
    1/64"
    1/32"
    0.015"
    0.030"
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    End Cutting Edge Angle
    End Cutting Edge Angle
    default
    30°
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    Side Rake Angle
    Side Rake Angle
    default
    Side Relief Angle
    Side Relief Angle
    default
    Tip Thickness
    Tip Thickness
    default
    1/16"
    1/8"
    5/32"
    3/16"
    1/4"
    Insert Code
    Insert Code
    TPMT-321
    TPMT-221
    Number of Pieces
    Number of Pieces
    5
    7
    Insert Inscribed Circle Diameter (IC)
    Insert Inscribed
    Circle Diameter (IC)
    1/4"
    3/8"
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    66 Products