Quick Change - Boring Tools - Reverse Boring

Quick Change - Boring Tools
QRB | Turning Tools

Maximize productivity through reliable accuracy and locational repeatability with Micro 100's proprietary Micro-Quik™ quick change system, featured in its QRB line of reverse boring tools.

  • 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

Advanced Search

Minimum Bore Diameter Maximum Bore Depth Width Radius Projection Length From Holder Centerline Offset Shank Diameter Overall Length Uncoated AlTiN Coated Add to Cart Default Sort
D1 L2 +.015"/-.000" W +.002"/-.000 R +.001" / -.001" P L4 F D2 (h6) L1 +.015"/-.020" Tool # Price Tool # Price
.1560 .500 .075 .005 .060 .590 .0620 .1875 1.5 QRB-156500 QRB-156500X $32.75 00000001
.1560 .750 .075 .005 .060 1.090 .0620 .1875 2.0 QRB-156750 $30.85 QRB-156750X $32.75 00000002
.1560 1.000 .075 .005 .060 1.090 .0620 .1875 2.0 QRB-1561000 $30.85 QRB-1561000X $32.75 00000003
.1800 .500 .100 .005 .080 .853 .0550 .2500 2.0 QRB-180500 $33.30 QRB-180500X $37.20 00000004
.1800 .750 .100 .005 .080 1.353 .0550 .2500 2.5 QRB-180750 $33.30 QRB-180750X $37.20 00000005
.1800 1.000 .100 .005 .080 1.353 .0550 .2500 2.5 QRB-1801000 $33.30 QRB-1801000X $37.20 00000006
.2000 .500 .113 .008 .090 .853 .0750 .2500 2.0 QRB-200500 $33.30 QRB-200500X $37.20 00000007
.2000 .750 .113 .008 .090 1.353 .0750 .2500 2.5 QRB-200750 $33.30 QRB-200750X $37.20 00000008
.2000 1.000 .113 .008 .090 1.353 .0750 .2500 2.5 QRB-2001000 $33.30 QRB-2001000X $37.20 00000009
.2000 1.250 .113 .008 .090 1.853 .0750 .2500 3.0 QRB-2001250 $39.10 QRB-2001250X $43.00 00000010
.2300 .500 .138 .008 .110 .853 .0730 .3125 2.0 QRB-230500 $44.70 QRB-230500X $48.90 00000011
.2300 .750 .138 .008 .110 1.353 .0730 .3125 2.5 QRB-230750 $44.70 QRB-230750X $50.50 00000012
.2300 1.000 .138 .008 .110 1.353 .0730 .3125 2.5 QRB-2301000 $44.70 QRB-2301000X $50.50 00000013
.2300 1.250 .138 .008 .110 1.853 .0730 .3125 3.0 QRB-2301250 $51.40 QRB-2301250X $57.20 00000014
.3000 .500 .138 .008 .110 .853 .1430 .3125 2.0 QRB-300500 $44.70 QRB-300500X $48.90 00000015
.3000 .750 .138 .008 .110 1.353 .1430 .3125 2.5 QRB-300750 $44.70 QRB-300750X $48.90 00000016
.3000 1.000 .138 .008 .110 1.353 .1430 .3125 2.5 QRB-3001000 $44.70 QRB-3001000X $50.50 00000017
.3000 1.250 .138 .008 .110 1.853 .1430 .3125 3.0 QRB-3001250 $51.40 QRB-3001250X $57.20 00000018
.3600 .750 .163 .008 .130 1.353 .1720 .3750 2.5 QRB-360750 $60.95 QRB-360750X $66.75 00000019
.3600 1.000 .163 .008 .130 1.353 .1720 .3750 2.5 QRB-3601000 $60.95 QRB-3601000X $66.75 00000020
.3600 1.250 .163 .008 .130 1.853 .1720 .3750 3.0 QRB-3601250 $67.75 QRB-3601250X $73.55 00000021
.3600 1.500 .163 .008 .130 1.853 .1720 .3750 3.0 QRB-3601500 $67.75 QRB-3601500X $75.20 00000022
.4600 1.000 .200 .008 .160 1.540 .2100 .5000 3.0 QRB-4601000 $84.90 QRB-4601000X $92.05 00000023
.4600 1.250 .200 .008 .160 1.540 .2100 .5000 3.0 QRB-4601250 $84.90 QRB-4601250X $94.20 00000024
.4600 1.500 .200 .008 .160 2.040 .2100 .5000 3.5 QRB-4601500 $93.15 QRB-4601500X $102.45 00000025
.4600 1.800 .200 .008 .160 2.040 .2100 .5000 3.5 QRB-4601800 $93.15 QRB-4601800X $104.20 00000026
.4900 1.000 .200 .008 .160 1.540 .2400 .5000 3.0 QRB-4901000 $84.90 QRB-4901000X $92.05 00000027
.4900 1.250 .200 .008 .160 1.540 .2400 .5000 3.0 QRB-4901250 $84.90 QRB-4901250X $94.20 00000028
.4900 1.500 .200 .008 .160 2.040 .2400 .5000 3.5 QRB-4901500 $93.15 QRB-4901500X $102.45 00000029
.4900 1.800 .200 .008 .160 2.040 .2400 .5000 3.5 QRB-4901800 $93.15 QRB-4901800X $104.20 00000030

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