£54.64

Bosch BOSCH CO21 21-Piece Assorted Set with Included Case Cobalt Metal Drill Bit with Three-Flat Shank for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light-Gauge Metal, Aluminum

Multi, CO21

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Price History & Forecast

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£54.64 £52.03 £52.60 £53.17 £53.74 £54.31 £54.88 19 January 2026 23 January 2026 27 January 2026 31 January 2026 05 February 2026

Price Distribution

Price distribution over 18 days • 3 price levels

Days at Price
6 days 7 days 5 days 0 2 4 5 7 £52 £53 £55 Days at Price

Price Analysis

Most common price: £53 (7 days, 38.9%)

Price range: £52 - £55

Price levels: 3 different prices over 18 days

Description

Bosch Cobalt metal drill bits provide 4x longer life than standard high-speed steel drill bits, plus they provide outstanding performance in stainless steel. These have been engineered for contractors and other pros who need solid, reliable bits for demanding drilling applications in stainless, cast iron, and high-density metal. These bits also are useful for general-application drilling in high-carbon steel and light-gauge metal, as well as wood and plastic. The split-point tip has been engineered for no-skate starts and clean, accurate holes. The three-flat shank design on bits 3/16 in. And larger promotes better gripping and guards against slipping. Includes bits: (2) 1/16", (2) 5/64", (1) 3/32", (1) 7/64", (2) 1/8", (1) 9/64", (1) 5/32", (1) 11/64", (2) 3/16", (1) 13/64", (1) 7/32", (1) 15/64", (2) 1/4", (1) 5/16", (1) 3/8", (1) 1/2"

Key Features

TOUGH: The Bosch CO21 Drill Bit Set is manufactured from cobalt for drilling in hard and abrasive materials such as stainless, cast iron, and high-density metal. Also useful for general drilling in light-gauge metal, wood, and plastic.

ACCURACY: Featuring a no-skate split-point tip for clean, precise holes and accurate starts.

VERSATILITY: Includes laser-etched marking to provide clearly marked bit diameter. Included bit sizes: 1/16 in., 5/64 in., 3/32 in., 7/64 in., 1/8 in., 9/64 in., 5/32 in.,11/64 in., 3/16 in., 13/64 in., 7/32 in., 15/64 in., 1/4 in., 5/16 in., 3/8 in., 1/2 in.

International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

Product Specifications

Brand
Bosch
Model
CO21
Colour
Multi
Size
Assorted
Format
DIY & Tools
Pack Size
21 items
Domain
Amazon UK
Listed Since
27 April 2017

Barcode

No barcode data available

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