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MAYHEW PRO Pin Punch: 3/16 in Tip Dia, 5/16 in Shank Wd, 1 1/4 in Taper Lg, 5 1/4 in Overall Lg - Flat-Tip Pin Removing Punches
MAYHEW PROFlat-Tip Pin Removing Punches

MAYHEW PRO Pin Punch: 3/16 in Tip Dia, 5/16 in Shank Wd, 1 1/4 in Taper Lg, 5 1/4 in Overall Lg

The MAYHEW PRO Pin Punch (MPN 21004) is a 3/16 in tip diameter flat-tip pin removing punch with a hexagon steel shank, 5/16 in shank width, 1 1/4 in taper length, and 5 1/4 in overall length. It meets ASME…

SKU 3G-OTH-733832

Brand
MAYHEW PRO
Item
Pin Punch: 3/16 in Tip Dia, 5/16 in Shank Wd, 1 1/4 in Taper Lg, 5 1/4 in Overall Lg
Category
Flat-Tip Pin Removing Punches
Available to Order
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Technical Specifications

MAYHEW PRO
Manufacturer Part Number
21004
Type
Hexagon, Steel
Overall Lg
5 1/4 in
Shank Wd
5/16 in
Taper Lg
1 1/4 in
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MAYHEW PRO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MAYHEW PRO Pin Punch (MPN 21004) is a 3/16 in tip diameter flat-tip pin removing punch with a hexagon steel shank, 5/16 in shank width, 1 1/4 in taper length, and 5 1/4 in overall length. It meets ASME B107.410-2008 standards and is SAE-sized. 3G Electric interprets customer demand and delivers this genuine industrial tool across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is a MAYHEW PRO Pin Punch used for?

A MAYHEW PRO Pin Punch is used to drive out pins, dowels, and rivets from assembled components in industrial maintenance, machining, and metalworking. Its flat tip and hexagon steel shank provide precise striking force without damaging surrounding parts.

What are the specifications of the MAYHEW PRO Pin Punch 21004?

The MAYHEW PRO Pin Punch 21004 has a 3/16 in tip diameter, 5/16 in shank width, 1 1/4 in taper length, and 5 1/4 in overall length. It is made of steel with a hexagon shank, meets ASME B107.410-2008, and is SAE-sized.

Where to buy MAYHEW PRO Pin Punch 21004 worldwide?

3G Electric supplies the MAYHEW PRO Pin Punch 21004 worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to source this genuine industrial tool for your maintenance or production needs.

How to select the right pin punch size?

Select a pin punch with a tip diameter slightly smaller than the pin you are removing to avoid jamming. The MAYHEW PRO 21004 has a 3/16 in tip for SAE-sized pins. Ensure the shank is robust enough to withstand hammer strikes without bending.

Used in

Common applications for MAYHEW PRO
Automotive repair — MAYHEW PRO flat chisels (SKU 41GK10) for removing rusted bolts and cutting sheet metal.
Industrial maintenance — MAYHEW PRO gasket scrapers (SKU 54XR59) for cleaning flange surfaces during equipment overhaul.
Metalworking — MAYHEW PRO moil point chisels (SKU 41GK14) for breaking concrete or masonry in demolition tasks.
Precision assembly — MAYHEW PRO hook and pick sets (SKU 54XR53) for retrieving small parts or debris in machinery.
Fastener driving — MAYHEW PRO slotted screwdrivers (SKU 41GK59) for tightening or loosening screws in control panels.
Riveting applications — MAYHEW PRO riveting head chisels (SKU 41GK15) for forming rivet heads in structural assembly.

MAYHEW PRO Products

3G Electric supplies MAYHEW PRO flat-tip pin removing punches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Pin Punch: 3/16 in Tip Dia, 3/8 in Shank Wd, 2 1/2 in Taper Lg, 8 in Overall Lg, Hexagon, Steel, SAE (MPN 21501). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
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Pin Punch: 3/16 in Tip Dia, 3/8 in Shank Wd, 2 1/2 in Taper Lg, 8 in Overall Lg, Hexagon, Steel, SAE (MPN 21501). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
Pin Punch: 5/16 in Tip Dia, 7/16 in Shank Wd, 3 1/2 in Taper Lg, 8 in Overall Lg, Hexagon, Steel (MPN 21503). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
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Pin Punch: 5/16 in Tip Dia, 7/16 in Shank Wd, 3 1/2 in Taper Lg, 8 in Overall Lg, Hexagon, Steel (MPN 21503). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
Pin Punch: 1/8 in Tip Dia, 5/16 in Shank Wd, 1 in Taper Lg, 4 3/4 in Overall Lg, Hexagon, Steel, SAE (MPN 21002). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
MAYHEW PRO
Pin Punch: 1/8 in Tip Dia, 5/16 in Shank Wd, 1 in Taper Lg, 4 3/4 in Overall Lg, Hexagon, Steel, SAE (MPN 21002). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
Pin Punch: 1/4 in Tip Dia, 3/8 in Shank Wd, 3 1/2 in Taper Lg, 8 in Overall Lg, Hexagon, Steel, Flat (MPN 21502). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
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Pin Punch: 1/4 in Tip Dia, 3/8 in Shank Wd, 3 1/2 in Taper Lg, 8 in Overall Lg, Hexagon, Steel, Flat (MPN 21502). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
Pin Punch: 3/32 in Tip Dia, 1/4 in Shank Wd, 7/8 in Taper Lg, 4 1/2 in Overall Lg, Hexagon, Steel (MPN 21001). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
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Pin Punch: 3/32 in Tip Dia, 1/4 in Shank Wd, 7/8 in Taper Lg, 4 1/2 in Overall Lg, Hexagon, Steel (MPN 21001). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
Pin Punch: 3/8 in Tip Dia, 1/2 in Shank Wd, 1 1/4 in Taper Lg, 6 in Overall Lg, Hexagon, Steel, Flat (MPN 21105). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
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Pin Punch: 3/8 in Tip Dia, 1/2 in Shank Wd, 1 1/4 in Taper Lg, 6 in Overall Lg, Hexagon, Steel, Flat (MPN 21105). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
Pin Punch: 3/8 in Tip Dia, 1/2 in Shank Wd, 3 1/2 in Taper Lg, 8 in Overall Lg, Hexagon, Steel, Flat (MPN 21504). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
MAYHEW PRO
Pin Punch: 3/8 in Tip Dia, 1/2 in Shank Wd, 3 1/2 in Taper Lg, 8 in Overall Lg, Hexagon, Steel, Flat (MPN 21504). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
Pin Punch: 5/32 in Tip Dia, 5/16 in Shank Wd, 1 1/4 in Taper Lg, 5 in Overall Lg, Hexagon, Steel (MPN 21003). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.
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Pin Punch: 5/32 in Tip Dia, 5/16 in Shank Wd, 1 1/4 in Taper Lg, 5 in Overall Lg, Hexagon, Steel (MPN 21003). Key specifications — attr1321360: ASME B107.410-2008; attr124929: Hexagon; attr143602: Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW PRO.