kwb Hole Saw 4681 – 32 mm Depth, 6-Crown Bi-Metal Set
The kwb Hole Saw 4681 is a professional-grade bi-metal hole saw set designed for clean, precise cuts in wood, plastic, and thin metal. The 32 mm cutting depth and 6-crown configuration make it suitable for a wide range of drilling tasks in workshop and on-site applications.
6 bi-metal crowns deliver long service life and consistent cutting performance across multiple materials
32 mm cutting depth provides sufficient reach for standard drilling applications without requiring multiple passes
Quick-change system enables fast crown replacement between cuts, minimising downtime
Compact set design fits in any tool bag or workshop drawer for organised storage
What sets the kwb Hole Saw 4681 apart
The bi-metal construction combines a high-speed steel cutting edge with a flexible spring steel body, giving the crowns both hardness and durability. Unlike single-material hole saws, the kwb 4681 set resists flex and heat buildup during extended use, maintaining cut accuracy over the full service life of each crown.
Ideal for
Woodworkers, electricians, and maintenance technicians who need reliable hole-cutting performance in a portable set. The 6-crown configuration covers common diameters for electrical installations, plumbing work, and general carpentry tasks.
Application of the kwb Hole Saw 4681
Mark the cut position and secure the workpiece firmly
Select the appropriate crown from the 6-piece set
Attach the crown to the drill arbor and align the pilot bit with the mark
Start drilling at low speed, increasing gradually once the cut is established
Clear chips periodically to maintain cutting efficiency
kwb is a German tool manufacturer specialising in workshop accessories and drilling equipment. The brand supplies professional and semi-professional users with hole saws, drill bits, and cutting accessories, focusing on durability and practical design for daily workshop use.
The bi-metal crowns are suitable for wood, plastic, and thin metal. The 6-crown set covers a range of diameters for common drilling tasks in these materials.
The set includes 6 bi-metal hole saw crowns with a quick-change system for fast replacement between cuts.
The cutting depth is 32 mm, which is sufficient for most standard drilling applications without requiring multiple passes or deeper setups.
Yes, the set is designed to fit standard drill chucks and arbor systems commonly used with cordless and corded drills in the 10–13 mm chuck range.
Clean the crowns after each use to remove resin and metal filings. Store the set in a dry place to prevent corrosion of the bi-metal edges.
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