Versatile Holder---The switch is to lock or release the sucker
That's the basic thinking behind simplehuman
TK-2118/3118
you will see 117
Tongue and Groove Router Bit Set of 2 Pieces,Router Bits 1/4 Shank,3 Teeth Adjustable T Shape Wood Milling Cutter,Router Bits,Lock Miter Router Bit,Shank Router Bit,Tongue and Groove Router Bit update_march2023 Versatile Holder---The switch is toTongue and Groove Router Bit Set of 2 Pieces,Router Bits 1 4 Shank,3 Teeth Adjustable T Shape Wood Milling Cutter,Router Bits,Lock Miter Router Bit,Shank Router Bit,Tongue and Groove Router Bit Woodworking Tool Set: 1 Tongue Milling Cutter Drill Bit, 1 Groove Milling Cutter Drill Bit, Suitable for Slotting Wood Boards: for Dovetail Wood Board Jointing, Compatible With Major Routing Tools. Shank Diameter: 1 4 Inch, Tooth Width: 1 4 inch, Cutting Depth: