£79.41

Bosch CO21B 21 pc. Cobalt M42 Drill Bit Set

Multi, CO21B

Price data last checked 33 day(s) ago - refreshing...

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Price History & Forecast

Last 58 days • 58 data points (No recent data available)

Historical
Generating forecast...
£79.92 £70.87 £72.84 £74.82 £76.79 £78.77 £80.74 19 January 2026 02 February 2026 16 February 2026 02 March 2026 17 March 2026

Price Distribution

Price distribution over 58 days • 10 price levels

Days at Price
1 day 8 days 13 days 3 days 14 days 5 days 2 days 6 days 3 days 3 days 0 4 7 11 14 £72 £73 £74 £75 £76 £76 £77 £79 £79 £80 Days at Price

Price Analysis

Most common price: £76 (14 days, 24.1%)

Price range: £72 - £80

Price levels: 10 different prices over 58 days

Description

BOSCH Cobalt M42 metal drill bits are engineered with upgraded M42 alloy, containing 8% cobalt. These hard-core Cobalt bits deliver 10x life vs. Standard bits, are jobber length and withstand high-heat applications. The thick web-helix design delivers fast material removal and increased stability. Bits that are 1/8 in. And larger feature a split point; bits 3/16 in. And larger feature a three-flat shank, for better bit grip. These Cobalt drill bits provide superior performance in stainless steel and can be used to drill cast iron, titanium and other hard or abrasive metals.

Key Features

Cobalt M42 drill bit – provides upgraded M42 Cobalt jobber-length bits designed for durability, high heat resistance and Hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum

Enhanced M42 alloy material – contains 8% Cobalt alloy that delivers 10x life vs. Standard bits

High-heat resistant bits – withstand high-temperature applications for extended periods of time

Thick web-helix design – provides additional stability in tough applications.Case Type:Plastic

Surface-hardened tip – penetrates tough abrasive materials

Split points on bits 1/8 In. and larger – allow for easy starts with no skating, eliminating the need for a center punch

Three-flat shank on bits 3/16 In. and larger – deliver better bit grip

Product Specifications

Brand
Bosch
Model
CO21B
Colour
Multi
Size
21 Pc. Drill Bit Set
Domain
Amazon UK
Release Date
01 January 2024
Listed Since
01 January 2024

Barcode

No barcode data available

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