TEMCo TH0037 - 4" Hydraulic Knockout Punch - Electrical Conduit Hole Cutter Tool Set

Rating:
98% of 100
$269.00
In stock
SKU
TH0037
Shipping: FREE via Fedex Ground

Punch dies included up to 4". Includes the TH0357 M35 Cobalt High Speed Steel step drill bit.

Specifications View more Close tab
More Information
TEMCo IDTH0037
Punch TypeHydraulic
Punching Dies Included (Conduit Fitting Size) ½", ¾", 1", 1 ¼", 1 ½", 2", 2 ½", 3", 3 ½", 4"
Conduit Size vs Measured Hole SizesSee Chart in Description
Punching Force13 US Tons
Punching Thickness Capacity1/8 inch (11 ga) Steel, 1/16 inch Stainless Steel
Punches MaterialsSteel, Stainless Steel, Brass, Copper, Aluminum (soft alloys only, not for use with 7075 or other super alloys), Fiberglass, Plastic and more.
Construction MaterialSteel pump and cylinder, hardened tool steel die sets
Weight (lb)60
Shipping Weight (lb)60
Warranty5 Years (1 Year on the TH0357 Step Drill Bit)
Support Information View more Close tab
Warranty
pdf
(Size: 379.2 KB)
Related Information View more Close tab
Product Description View more Close tab

The TEMCo TH0037 Hydraulic Knockout Punch has a powerful 13 US TRUE TON punching capacity and produces perfect, uniform holes every time. Its compact design is especially designed for field use on construction sites and maintenance jobs. Quick, effortless and simple to operate. Punches more than 10 times faster than wrench types. Includes Un-Breakable Polymer Tough Case to carry complete set. Also punches Aluminum (soft alloys only, not for use with 7075 or other super alloys), Fiberglass, Plastic, and more. 1/8 inch (11 ga) Steel Punching Capacity, 1/16 inch Stainless Steel. Punches are in metric sizes.

On Punching Aluminum: Soft alloys only, not for use with 7075 or other super alloys.

Features

  • Compatible with GREENLEE and other domestic punch tooling - 3/4-16 & 3/8-23
  • 5 Year Warranty from a well-known American name. NON-GENERIC
  • In-stock, ready to ship.
  • Can be used with non-round punches (adapter may be required)
  • Perfect for electricians who get it done or the casual DIYer.
  • Produces perfect, uniform holes every time.
  • 10 Die Sets for conduit fitting sizes: ½", ¾", 1", 1 ¼", 1 ½", 2", 2 ½", 3", 3 ½", 4"

Conduit Size vs Measured Hole Sizes

Punch Die Size Measured Hole Size
½" 0.86"
¾" 1.05"
1" 1.33"
1 ¼" 1.69"
1 ¼" 1.93"
2" 2.36"
2 ½" 3.00"
3" 3.50"
3 ½" 3.93"
4" 4.50"


How to Use

TEMCo TH0004 Knockout Punch Step 1
TEMCo TH0004 Knockout Punch Step 2
TEMCo TH0004 Knockout Punch Step 3
TEMCo TH0004 Knockout Punch Step 4

STEP 1 Install the correct punch mandrel on the hydraulic cylinder along with the female portion of the punch die.

STEP 2 Drill a pilot hole large enough to clear your selected punch mandrel.

STEP 3 Insert the punch mandrel through your drilled hole in the panel. Install the male portion of the punch die by threading it down to the point where it is snug against the metal to be punched.

STEP 4 Close pump valve and pump the handle until the punch is drawn through the metal. Release the pump valve and remove the punch dies.

Selecting a Back-up or Replacement Draw Stud

We're constantly improving our products, and our hydraulic knockout punches have gone through a few iterations over the years. As such, if you purchased a hydraulic knockout punch set from us a before a certain time, you're going to need a specific draw stud. Here's a quick guide to help.

TH0037 Draw Stud Selection Flow Chart
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