Ridgid Knockout Punches Kit Set ( Manual & Hydraulic ) SIZE:1/2" - 1 -1/4" Insulation area on hammer pipe:

Insulation area on hammer pipe: Protects user when gripping for chipping application

2x lumbers or I-joist (with a width of 64mm)

Features: Fine teeth setting for clean cut in wood or plastics

Item Number: 19

Ridgid Knockout Punches Kit Set ( Manual & Hydraulic ) SIZE:1/2" - 1 -1/4" Insulation area on hammer pipe:FEATURES: Ridgid Manual Knockout Punches Kit Set Precision ground 3 point punch die sets. Capacity to 2" in 10 gauge mild or 12 gauge stainless steel H D ball bearing drive screws. Sets include durable ABS storage case. Three kits available, including deluxe ratchet drive MODEL NO. CATALOG NO. SIZE R735BB 31787 1 2" to 1 1 4" R737BB 31792 1 1 2 to 2 R739BB 31797 1 2 to 2 Ridgid Hydraulic Knockout Punches Kit Set Combines ease of hydraulic operation