Quick Change Conversion Kit

Features

  • Universal quick-change adapter system
  • Includes two small adapters for hole saw sizes 9/16–1-3/16 in
  • Includes four large adapters for hole saw sizes 1-1/4–6 in
  • Facilitates faster hole saw cup changes

Specifications

Type Hole Saw Arbors & Pilot Bits
Color Black
Material Plastic
Includes (2) small adapters (9/16–1-3/16 in), (4) large adapters (1-1/4–6 in)
Pack Quantity 6
Shank Shape Cylindrical

A universal quick-change conversion kit for hole saw arbors. It provides adapters to fit a range of hole saw cup sizes and is intended to simplify and speed the process of changing hole saw cups.

Model Number: CK2

Project Ideas

Business

Mobile Door Hardware Install

Offer on-site deadbolt/lockset installation for homeowners and property managers. Rapidly switch between 2-1/8 in lockset and 1 in latch bores and various viewer/cylinder sizes to finish more doors per hour.


Recessed Light & Ceiling Speaker Retrofits

Specialize in cutting clean openings for 4–6 in can lights and in-ceiling speakers. The quick-change system lets you match mixed fixture diameters across older homes and finish rooms quickly.


Office Cable Grommet Upgrades

Provide desk and conference table grommet installations for offices and coworking spaces. Drill tidy pass-throughs sized to common grommets and power modules (1–3 in) in one visit without constant re-chucking.


Market Pop-Up: Custom Game Boards

Set up at fairs to build and personalize cornhole and target boards on demand. Use the kit to switch between standard and novelty hole sizes for different games and upcharge for unique patterns.


Etsy Line: Circle-Cut Home Decor

Launch a product line of halftone wall panels, candle trays, and planter stands. The quick-change adapters let you batch holes of multiple diameters efficiently, keeping unit times low and margins high.

Creative

Halftone Circle Wall Art

Design and drill a grid of varying hole diameters to create a halftone portrait or abstract pattern in plywood. The quick-change kit lets you jump between small and large cups rapidly to build smooth gradients, then backlight with LEDs for depth.


Multi-Size Candle and Tealight Holders

Batch-produce blocks and trays with clean bores for tea lights, votives, and pillar candles (1–3 in). Rapidly switch hole sizes to alternate diameters in one pass for pleasing patterns and sets.


Custom Cornhole and Target Boards

Cut the regulation 6 in cornhole plus additional scoring rings or bonus targets (1–5 in) for game variations. The quick-change adapters make it easy to prototype new layouts and produce multiple boards fast.


Birdhouse Series Builder

Produce species-specific birdhouses with accurately sized entrance holes (1-1/8, 1-1/4, 1-1/2, 1-9/16, 2 in). Swap sizes quickly to make mixed sets, and add ventilation and clean-out holes without retooling.


Speaker Baffles and Audio Panels

Cut driver, tweeter, and port holes in MDF or plywood for DIY speakers and subwoofers. Use the kit to flip between 1–6 in hole saws for flush-mount rings, ports, and cable pass-throughs in one setup.