Boring Bar, Reverse Boring, AlTiN, 0.2400 in, Micro-Quik Tool Holder
The Micro 100 QRB-4901250X Quick Change Reverse Boring Tool features a solid carbide tool with an AlTiN coating. It has a minimum bore diameter of 0.490 inches (12.5 mm) and a maximum bore depth of 1.250 inches (31.8 mm). The tool head length is 0.200 inches (5.08 mm) and the projection is 0.160 inches (4.10 mm). The tool radius is 0.008 inches (0.20 mm) and the shank diameter is 0.5000 inches (12.7 mm). The overall length is 3 inches (76 mm).
Boring Bar, Reverse Boring, AlTiN, 0.2400 in, Micro-Quik Tool Holder
Gallery
Attributes
| Brand name, Manufacturer name, Brand | Micro 100 |
|---|---|
| Manufacturer | Micro 100 Micro 100 Tool Corporation |
| CategoryId, CategoryIdL3 | 6031 |
| CategoryIdL1 | 2 |
| CategoryIdL2 | 6049 |
| CategoryL1 | Tools & Machining |
| CategoryL2 | Cutting Tools |
| CategoryL3 | Indexable Tools |
| CategoryL4 | Indexable Boring Bars |
| DimensionUnit | inch |
| GTIN, UPC, EAN, EANList, UPCList | 728709164136 |
| GraingerSku | 15U177 |
| UnitOfMeasure | EA |
| Weight | 0.23 0.24999999979035234 0.249999999790352350 0.25 |
| WeightUnit | lbs |
| cali_prop65_orglabel, cali_prop65_whtlabel, AdultProduct, Autographed, Memorabilia, TradeInEligible | False |
| countryOfOrigin | US |
| height, width | 0.69 |
| jsonUrlData | 924526ffbdad25e5923b |
| length | 3.75 |
| moq, multiple, tierMinQty1, Case, Item_package_quantity, NumberOfItems, Number_of_items, PackageQuantity | 1 |
| MPN, Part Number, Model, Keyword, ModelNumber, Model_number, PartNumber, Part_number | QRB-4901250X |
| qtyInStock | 0 |
| qtyInStockOverride | -2 |
| SKU | G8322115 |
| snippet | Boring Bar, Reverse Boring, AlTiN, 0.2400 in, Micro-Quik Tool Holder |
| tierPrice1 | 103.99 |
| url | https://www.zoro.com/micro-100-boring-bar-3-12-in-l-carbide-qrb-4901250x/i/G8322115/ |
| Product Group | BISS |
| Overall Length | 3-1/2 in |
| Shank Dia | 1/2 in |
| Bore Dia | .490" |
| Bore Depth | 1.25" |
| Radius | 0.0080 in |
| Min Bore Dia | 0.4900 in |
| Max Bore Depth | 1-1/4 in |
| Neck Dia | 0.3300" |
| Groove Width | 0.2000" |
| Corner Radius | 0.008" |
| Item | Boring Bar |
| Cutting Direction | Right Hand |
| Material | C2 Micrograin Carbide Solid Carbide |
| Shank Material | Carbide |
| Angle | .160" |
| Application | For Reverse Boring |
| Finish | AlTiN Coated |
| Projection | 0.1600 in |
| Features | Coolant Fed Enabled Shank Design;Inside Corner Radius Profile;Split Geometry |
| Series | QRB |
| Compatible with Product Type | Micro-Quik Tool Holder |
| Measurement System | Fractional Inch |
| Finish - Machining | AlTiN |
| Offset Point | 0.2400 in |
| ASIN, Asin | B00Q8NNQUE |
| Amount, List_price | 90.15 |
| Binding | Misc. |
| Bullet_point | Coolant fed enabled shank design Designed to bore from the inside, toward the face of the part Inside corner radius profile Polished split face for improved edge retention and chip evacuation while reducing galling Split geometry makes the tool as rigid as possible |
| Cat | Industrial & Scientific |
| CatId | 16310091 |
| CatTree | 16310091 16310161 383598011 |
| ClassificationId | 256257011 |
| Currency, CurrencyCode | USD |
| DisplayName | Boring Bars |
| Feature | Reverse Boring Tools |
| Height | 0.399999999592 1.016 12 17 200 52 |
| Identifier | 00728709164136 0728709164136 728709164136 |
| IdentifierType | EAN GTIN UPC |
| IsDeadAsin | True |
| ItemClassification | BASE_PRODUCT |
| ItemName, Item_name | Micro 100 QRB-4901250X Boring Tool - Reverse Boring - Quick Change, 510" Min Bore Dia, 1-1/4" Max Bore Depth, 160" Proj, 240" Offset, 008" Corner Rad, 1/2" Shank Dia, 3" OAL, AlTiN |
| Item_package_weight | 0.1133980925 |
| Item_type_keyword | boring-bars |
| Item_weight | 0.25 |
| Label, Man, Publisher, Studio | Micro 100 Tool Corporation |
| Length | 2.899999997042 7.366 |
| Link | https://m.media-amazon.com/images/I/31SsDUTDH2L._SL75_.jpg https://m.media-amazon.com/images/I/31SsDUTDH2L.jpg |
| MaterialType | Solid Carbide |
| ProductCategoryId | 256257011 biss_display_on_website |
| ProductGroup | BISS BISS Basic |
| ProductType, ProductTypeName | CUTTING_TOOLS |
| Product_site_launch_date | 2014-11-27T00:00:01-08:00 |
| Rank | 1070534 1407214 1877 1911062 519 611 |
| String_value | 3 |
| Title | Micro 100 QRB-4901250X Boring Tool - Reverse Boring - Quick Change.490" Min Bore Dia, 1-1/4" Max Bore Depth.160" Proj.240" Offset.008" Corner Rad, 1/2" Shank Dia, 3" OAL, AlTiN Micro 100 QRB-4901250X Quick Change Reverse Boring Tool, Solid Carbide Tool, AlTiN Coated, 0.490" (12.5 mm) Minimum Bore Diameter, 1.250"(31.8 mm) Maximum Bore Depth, 0.200"(5.08 mm) Tool Head Length, 0.160"(4.10 mm) Projection, 0.008"(0.20 mm) Tool Radius, 0.5000"(12.7 mm) Shank Diameter, 3"(76 mm) Overall Length |
| Type | Count ean gtin upc |
| URL | https://m.media-amazon.com/images/I/21BfdFkvZLL._SL75_.jpg https://m.media-amazon.com/images/I/319OF1ux1cL._SL75_.jpg |
| Unit | centimeters inches kilograms pounds |
| Unit_count | 1.0 |
| Units | inches pixels pounds |
| Variant | MAIN |
| WebsiteDisplayGroup | biss_basic_display_on_website |
| WebsiteDisplayGroupName | BISS Basic |
| Width | 0.49999999949 1.27 75 900 |
Distributor offers
| Seller | SKU | MOQ | In stock | Multiple | Prices |
|---|---|---|---|---|---|
| G8322115 | 1 | 1 | 1 @ $103.99 | ||
| Grainger | 15U177 | 1 | 1 | ||
| AA7CZW | 1 | 1 | 1 @ $150.35 | ||
![]() AmazonUNK | B00Q8NNQUE | 1 | -2 | 1 | 1 @ $145.05 |
![]() AmazonTP | B00Q8NNQUE | 1 | 1 | 1 @ $145.05 | |
| AmazonSC | B00Q8NNQUE | 1 | 1 | 1 @ $35.88 | |
| sustainablesupply.com | C1444279 | 1 | -2 | 1 | 1 @ $128.63 |
![]() simsupply.com | ZO-G8322115 | 1 | 3 | 1 | 1 @ $123.17 |
Related on Amazon
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Micro 100 QRB-4901250X Boring Tool - Reverse Boring - Quick Change, 510" Min Bore Dia, 1-1/4" Max Bore Depth, 160" Proj, 240" Offset, 008" Corner Rad, 1/2" Shank Dia, 3" OAL, AlTiN
Brand: Micro 100
Details
- 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
Listing
| Binding | Misc. |
|---|---|
| Product group | BISS Basic |
| Product type | CUTTING_TOOLS |
| Model | QRB-4901250X |
| Part number | QRB-4901250X |
| Items per pack | 1 |
| Label | Micro 100 Tool Corporation |
| Manufacturer | Micro 100 Tool Corporation |
Catalog
| Feature | Reverse Boring Tools |
|---|---|
| Category | Industrial & Scientific |
| MPN | QRB-4901250X |
| UPC | 728709164136 |
| EAN | 728709164136 |
| Product group | BISS |
| Product type | CUTTING_TOOLS |
| Manufacturer | Micro 100 Tool Corporation |

