Black Industry Adjustable Three Hole Puncher

Personal desktop three-hole punch is fully adjustable with calibrated centering device for punching accuracy. Adjustable, three-hole punch also offers

Max. punching thickness is 1.97′′(50mm) (500 sheets of 75gsm paper) The punching diameter is 0.12′′-0.32′′(3-8mm), with adjustable margins, and hollow drill punching. With hole setting, and automatic centering. Built-in safety device. Have the international standard 5-level adjustable distance. The punching depth can be adjusted to prevent the drill nozzle from too fast wear. The base is removable, more efficient, and time-saving than the multi-hole puncher.

500 Sheets Single Hole Punching Machine Desktop Electric Paper Drilling Machine Puncher with 5-Level Adjustable Distance

Hole punch - Wikipedia

General Tools Hollow Steel Punch Set (6-Piece) 1280ST - The Home Depot

Hollow punch mechanism assures a clean punch through of up to 130 sheets, Adjusts to punch 2 to 3 9/32-Inch holes, Easy to remove chip tray

Xtreme Heavy-Duty Hole Punch, 2-3 Holes

Fully adjustable and calibrated for punch accuracy Punch up to 11 sheets of 20 lb. paper. Offers a built-in paper guide for 2 or 3-hole punch

OIC® Adjustable 3-Hole Punch, Black

Swingline GBC High Capacity Adjustable 2-3 Hole Punch Machine

Best Three-Hole Punches for Sorting and Organizing –

Electric hole punch drills two or three 1/4 holes in up to 30 sheets of 20 lb. paper. Easily adjust from the two-hole to the three-hole punch position. Plastic paper guide is adjustable.

Business Source Electric Adjustable 3-Hole Punch

Swingline® Extra High Capacity 2-Hole Punch, Fixed Centers, 300 Sheets, Swingline Heavy Duty Punches - Specialty Punches

Master Adjustable 3 Hole Punch, 13/32