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Bosch 1/4-in Solid carbide Upcut spiral Router Bit

Name: Bosch 1/4-in Solid carbide Upcut spiral Router Bit
Brand: Bosch
SKU: 1093177
Price: 32.98 USD
Availability: InStock
Rating: 4.4 (50 reviews)

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Bosch Solid Carbide Router Bits are designed for faster feed rates and chip removal, hard-to-route materials and superior bit life. They feature premium-quality micrograin carbide construction, engineered with a special heat-treating process for an extra-fine finish. The bits provide maximum sharpness and edge retention, as well as best rigidity and long life. Bosch router bits retain painstaking accuracy across hundreds of profiles for mortising, edge forming, trimming, surface forming, and cabinetry/joinery in wood, plastic and laminate.

Micrograin solid carbide – ensures consistently smooth finish cuts, with superior wear resistance
Upcut design – ideal when dust collection is required; yields superior chip removal for a smooth finish
Industrial/CNC bit – for high-duty cycle applications
Solid carbide build – provides the best rigidity and long life, for faster feed rates and chip removal, hard-to-route materials, and superior bit life
Upgraded micrograin carbide – engineered for precise cuts and for long bit life
Bosch-exclusive heat-treating process – provides hardness and withstands high temperatures
Comprehensive line of bits – features hundreds of profiles for mortising, edge forming, trimming, surface forming, and cabinetry/joinery in wood, plastic and laminate

General
Sub-Brand	N/A	Bit Material/Finish	Solid carbide
Number of Flutes	2

Dimensions
Bit Shank Diameter	1/4-in	Overall Diameter	1/4-in
Cutting Edge Length	1-in	Overall Length (Inches)	2.5

Features
Bit Style	Upcut spiral

Certifications
CA Residents: Prop 65 Warning(s)	No

Warranty
Warranty	1-year

Miscellaneous
UNSPSC	27112800

Check out the Best Selling Straight & Mortising Router Bits on Lowes.com

Review

4.4 out of 5

50 Reviews

83% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

The router bit is generally well-made, with users praising its sharpness and ability to produce clean, smooth cuts. Many found it to be durable and long-lasting, even with extensive use. However, some reported issues with the actual size not matching the advertised 1/4" specification. A few users also experienced the bit becoming loose or chipping/breaking, particularly when cutting harder woods. Overall, the bit works well for a variety of woodworking projects, especially for cutting circles, rabbets, and other smooth profiles in softer materials, but caution is advised for more demanding applications.

Customer review summary generated by AI, including incentivized reviews.

50 Customer Reviews

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Worth every penny

Would Recommend

Excellent durability great product!! Needed this in a pinch and it worked great!!

B CloudJune 14, 2026
Verified Purchaser

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Da bomb.

Excellent for box joint cutting.

ScottoMay 23, 2026
Verified Purchaser

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Was very sharp to start with, but broke in a day.

Would Not Recommend

Snapped after about a day of use on CNC machine.

March 6, 2024
Verified Purchaser

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Response from BoschTools

Hi! Thank you for your review of the 85911MC. We do apologize that the bit snapped after the first day. Lowe's offers a 30-day return policy, and...

BoschToolsMarch 21, 2024

Does it job well

Good bit, does its job well. I use this bit to create the inset for C-Channel to fit into on tables.

DingoJanuary 2, 2024
Verified PurchaserIncentivized

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Breezes through wood

Would Recommend

I needed a flush cutting router bit that would draw the shavings away from the cut. This bit quickly AMD effortlessly finished the task, leaving a perfectly smooth, clean edge.

Mike GDecember 3, 2023

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In stock

Would Recommend

It is always refreshing to see more obscure items in stock

M3599137September 26, 2023
Verified PurchaserIncentivized

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Consistently outlast other brands

Would Recommend

I put these bits through heavy usage and they consistently outlast every other brand I've tried, both less and more expensive. Good, clean cuts through 1" pine, handles the fairly tight curves in my template nicely and with infrequent tear out (and when tear out does occur, most often it's due to issues with the wood, not with the bit).

LuluWSeptember 15, 2023
Verified PurchaserIncentivized

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		CA Residents: Prop 65 Warning(s)
		UNSPSC	27112800
		Warranty	1-year
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