AMZCNC TPA-8 Hydraulic Knockout Punch Driver Kit
- Pin Hole Diameter: 0.5 inches
- Operation Mode: Hydraulic
- Material Type: Alloy Steel
- Hole Count: 6
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A substantial 16.3 pound punch tool built for shop stability, with weight the main confirmed spec, so verify capacity before buying.
As an Amazon Associate I earn from qualifying purchases. ProductDome earns a commission when you buy through links on this page.
ASIN: B09JC3XX1RModel: TPA-8Category: Punches
Overview
Weighing 7.38 kilograms and stretching 16.5 inches long, the AMZCNC TPA-8 punch is built more like a bench tool than a hand held one. That size and heft point to stability during use rather than portability.
At over 16 pounds and more than a foot and a half long, the TPA-8 is built for stability and leverage rather than portability, unlike a small hand punch. The listing does not specify punch capacity, material or whether it mounts to a bench, so confirm those details fit your setup before ordering.
- 7.38 kg (16.3 lb) weight
- 16.5 x 7 x 4 inch dimensions
- Brand: AMZCNC
Who it's for
Workshop settings where stability and leverage matter more than portability suit the TPA-8, not buyers wanting a pocket sized hand punch.
Pros and cons
- Substantial weight aids stability during use
- Heavy at 16.3 pounds, not portable
- No punch capacity or mounting detail specified
Performance notes
The 16.3 pound weight and 16.5 inch length suggest a tool designed to sit stable during use rather than be carried around a jobsite, which typically benefits accuracy and control on repeated punching tasks. The listing does not confirm punch capacity or mounting style beyond overall size and weight.
Specifications
| Brand | AMZCNC |
|---|---|
| Model | TPA-8 |
| Dimensions & fit | |
| Pin Hole Diameter | 0.5 incheshigher than 60% of 61 punches |
| Item Weight | 16.27 poundshigher than 97% of 118 punches |
| Item Dimensions L X W X H | 16.5 × 7 × 4 inches |
| Construction & materials | |
| Material Type | Alloy Steel |
| Color | Blue |
| Included components | |
| Unit Count | 6 |
| Other details | |
| Operation Mode | Hydraulic |
| Hole Count | 6 |
| Sheet Count | 8 |
| Part Number | TPA-8 |
Closest rivals on specs
Ratchet Knockout Punch Driver Kit 1/2 to 2 Inch- Item Weight 16.27 vs 9.68 pounds (+68%)
- Pin Hole Diameter 0.5 vs 0.9 inches (-44%)
Manual Knockout Punch Driver Kit 1/2 to 2 Inch- Item Weight 16.27 vs 8.42 pounds (+93%)
TEMCo TH0004 Hydraulic Knockout Punch Kit- Item Weight 16.27 vs 24 pounds (-32%)
- Pin Hole Diameter 0.5 vs 2.4 inches (-79%)
Frequently asked questions
How heavy is the AMZCNC TPA-8?
It weighs 7.38 kilograms, about 16.3 pounds.
Is the TPA-8 a hand held punch?
Its size and weight, 16.5 by 7 by 4 inches and over 16 pounds, point to a bench style tool rather than a compact hand punch.