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      • All Products
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Micro 100 Quick Change - Boring Tools - Reverse Boring
Features:
  • Designed to bore from the inside, toward the face of the part
  • Polished split face for improved edge retention and chip evacuation while reducing galling
  • Split geometry makes the tool as rigid as possible
  • Coolant fed enabled shank design
  • Inside corner radius profile
  • Proprietary Micro-Quik quick change system maximizes productivity through reliable accuracy and locational repeatability
  • AlTiN coated option provides added lubricity and increased wear resistance in difficult to machine materials
  • Solid carbide
  • CNC ground in the USA 




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    Tip: Enter a quantity for each item, then scroll down and add to cart
    Item Tool Number / (Tech Link) Min Bore Diameter Max Bore Depth Shank Diameter Overall Length Coating Length from Holder Additional Features Additional Features In Stock Price Quantity
    64215403
    QRB-156500X 0.1720" (11/64) 0.500" (1/2) 0.1875" (3/16) 1.50" (1-1/2) AlTiN 0.590" Projection: 0.0600". Centerline Offset: 0.0623", Corner Radius: 0.005" Neck Diameter: 0.0960", Tooth Width: 0.0750"
    Check Delivery
    $34.70
    64292436
    QRB-156500 0.1720" (11/64) 0.500" (1/2) 0.1875" (3/16) 1.50" (1-1/2) Uncoated 0.590" Projection: 0.0600". Centerline Offset: 0.0623", Corner Radius: 0.005" Neck Diameter: 0.0960", Tooth Width: 0.0750"
    Check Delivery
    $35.80
    64308243
    QRB-156750X 0.1720" (11/64) 0.750" (3/4) 0.1875" (3/16) 2.00" (2) AlTiN 1.090" Projection: 0.0600". Centerline Offset: 0.0623", Corner Radius: 0.005" Neck Diameter: 0.0960", Tooth Width: 0.0750"
    Check Delivery
    $39.55
    64297496
    QRB-1561000 0.1720" (11/64) 1.000" (1) 0.1875" (3/16) 2.00" (2) Uncoated 1.090" Projection: 0.0600". Centerline Offset: 0.0623", Corner Radius: 0.005" Neck Diameter: 0.0960", Tooth Width: 0.0750" 4 $35.79
    64297507
    QRB-1561000X 0.1720" (11/64) 1.000" (1) 0.1875" (3/16) 2.00" (2) AlTiN 1.090" Projection: 0.0600". Centerline Offset: 0.0623", Corner Radius: 0.005" Neck Diameter: 0.0960", Tooth Width: 0.0750" 18 $39.55
    64280666
    QRB-156750 0.1720" (11/64) 0.750" (3/4) 0.1875" (3/16) 2.00" (2) Uncoated 1.090" Projection: 0.0600". Centerline Offset: 0.0623", Corner Radius: 0.005" Neck Diameter: 0.0960", Tooth Width: 0.0750"
    Check Delivery
    $35.79
    64314128
    QRB-180500X 0.1960" 0.500" (1/2) 0.2500" (1/4) 2.00" (2) AlTiN 0.853" Projection: 0.0800". Centerline Offset: 0.0550", Corner Radius: 0.005" Neck Diameter: 0.1000", Tooth Width: 0.1000" 23 $44.50
    64281854
    QRB-180750X 0.1960" 0.750" (3/4) 0.2500" (1/4) 2.50" (2-1/2) AlTiN 1.353" Projection: 0.0800". Centerline Offset: 0.0550", Corner Radius: 0.005" Neck Diameter: 0.1000", Tooth Width: 0.1000" 24 $44.90
    64308254
    QRB-1801000X 0.1960" 1.000" (1) 0.2500" (1/4) 2.50" (2-1/2) AlTiN 1.353" Projection: 0.0800". Centerline Offset: 0.0550", Corner Radius: 0.005" Neck Diameter: 0.1000", Tooth Width: 0.1000" 19 $44.90
    64288190
    QRB-1801000 0.1960" 1.000" (1) 0.2500" (1/4) 2.50" (2-1/2) Uncoated 1.353" Projection: 0.0800". Centerline Offset: 0.0550", Corner Radius: 0.005" Neck Diameter: 0.1000", Tooth Width: 0.1000" 9 $38.60
    64288201
    QRB-180500 0.1960" 0.500" (1/2) 0.2500" (1/4) 2.00" (2) Uncoated 0.853" Projection: 0.0800". Centerline Offset: 0.0550", Corner Radius: 0.005" Neck Diameter: 0.1000", Tooth Width: 0.1000" 8 $38.60
    64215414
    QRB-180750 0.1960" 0.750" (3/4) 0.2500" (1/4) 2.50" (2-1/2) Uncoated 1.353" Projection: 0.0800". Centerline Offset: 0.0550", Corner Radius: 0.005" Neck Diameter: 0.1000", Tooth Width: 0.1000" 8 $38.60
    64292447
    QRB-2001000 0.2160" 1.000" (1) 0.2500" (1/4) 2.50" (2-1/2) Uncoated 1.353" Projection: 0.0900". Centerline Offset: 0.0750", Corner Radius: 0.008" Neck Diameter: 0.1100" (2.8 mm), Tooth Width: 0.1130" 7 $38.60
    64292458
    QRB-200750X 0.2160" 0.750" (3/4) 0.2500" (1/4) 2.50" (2-1/2) AlTiN 1.353" Projection: 0.0900". Centerline Offset: 0.0750", Corner Radius: 0.008" Neck Diameter: 0.1100" (2.8 mm), Tooth Width: 0.1130" 7 $44.90
    64281865
    QRB-2001000X 0.2160" 1.000" (1) 0.2500" (1/4) 2.50" (2-1/2) AlTiN 1.353" Projection: 0.0900". Centerline Offset: 0.0750", Corner Radius: 0.008" Neck Diameter: 0.1100" (2.8 mm), Tooth Width: 0.1130" 3 $44.89
    64281876
    QRB-200750 0.2160" 0.750" (3/4) 0.2500" (1/4) 2.50" (2-1/2) Uncoated 1.353" Projection: 0.0900". Centerline Offset: 0.0750", Corner Radius: 0.008" Neck Diameter: 0.1100" (2.8 mm), Tooth Width: 0.1130" 100 $38.60
    64297518
    QRB-2001250 0.2160" 1.250" (1-1/4) 0.2500" (1/4) 3.00" (3) Uncoated 1.853" Projection: 0.0900". Centerline Offset: 0.0750", Corner Radius: 0.008" Neck Diameter: 0.1100" (2.8 mm), Tooth Width: 0.1130" 8 $45.30
    64297529
    QRB-200500X DISCONTINUED 0.500" (1/2) 0.2500" (1/4) 2.00" (2) AlTiN 0.853" Projection: 0.0900". Centerline Offset: 0.0750", Corner Radius: 0.008" Neck Diameter: 0.1100" (2.8 mm), Tooth Width: 0.1130"
    Check Delivery
    $39.45
    64287343
    QRB-200500 0.2160" 0.500" (1/2) 0.2500" (1/4) 2.00" (2) Uncoated 0.853" Projection: 0.0900". Centerline Offset: 0.0750", Corner Radius: 0.008" Neck Diameter: 0.1100" (2.8 mm), Tooth Width: 0.1130" 24 $38.60
    64281887
    QRB-2301000 0.2500" (1/4) 1.000" (1) 0.3125" (5/16) 2.50" (2-1/2) Uncoated 1.353" Projection: 0.1100". Centerline Offset: 0.0738", Corner Radius: 0.008" Neck Diameter: 0.1200", Tooth Width: 0.1380" 2 $51.79
    64314139
    QRB-2301250 0.2500" (1/4) 1.250" (1-1/4) 0.3125" (5/16) 3.00" (3) Uncoated 1.853" Projection: 0.1100". Centerline Offset: 0.0738", Corner Radius: 0.008" Neck Diameter: 0.1200", Tooth Width: 0.1380" 3 $59.59
    64314150
    QRB-230500 0.2500" (1/4) 0.500" (1/2) 0.3125" (5/16) 2.00" (2) Uncoated 0.853" Projection: 0.1100". Centerline Offset: 0.0738", Corner Radius: 0.008" Neck Diameter: 0.1200", Tooth Width: 0.1380" 19 $51.80
    64280677
    QRB-230750X 0.2500" (1/4) 0.750" (3/4) 0.3125" (5/16) 2.50" (2-1/2) AlTiN 1.353" Projection: 0.1100". Centerline Offset: 0.0738", Corner Radius: 0.008" Neck Diameter: 0.1200", Tooth Width: 0.1380"
    Check Delivery
    $59.40
    64292469
    QRB-230750 0.2500" (1/4) 0.750" (3/4) 0.3125" (5/16) 2.50" (2-1/2) Uncoated 1.353" Projection: 0.1100". Centerline Offset: 0.0738", Corner Radius: 0.008" Neck Diameter: 0.1200", Tooth Width: 0.1380" 4 $51.80
    64288212
    QRB-2301250X 0.2500" (1/4) 1.250" (1-1/4) 0.3125" (5/16) 3.00" (3) AlTiN 1.853" Projection: 0.1100". Centerline Offset: 0.0738", Corner Radius: 0.008" Neck Diameter: 0.1200", Tooth Width: 0.1380" 18 $67.20

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