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MAYHEW Pilot Punch: 4 mm Tip Dia, 2 1/2 in Taper Lg, 4 1/2 in Overall Lg, Round - Roll-Pin Removing Punches
MAYHEWRoll-Pin Removing Punches

MAYHEW Pilot Punch: 4 mm Tip Dia, 2 1/2 in Taper Lg, 4 1/2 in Overall Lg, Round

The MAYHEW Pilot Punch (MPN 25019) is a 4 mm tip diameter roll-pin removing punch with a round, steel, ball design in metric sizing. It features a 2 1/2 in taper length and 4 1/2 in overall length, manufactured to…

SKU 3G-OTH-729304

Brand
MAYHEW
Item
Pilot Punch: 4 mm Tip Dia, 2 1/2 in Taper Lg, 4 1/2 in Overall Lg, Round
Category
Roll-Pin Removing Punches
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Technical Specifications

MAYHEW
Manufacturer Part Number
25019
Type
Round, Steel, Ball, Metric
Overall Lg
4 1/2 in
Taper Lg
2 1/2 in
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MAYHEW Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MAYHEW Pilot Punch (MPN 25019) is a 4 mm tip diameter roll-pin removing punch with a round, steel, ball design in metric sizing. It features a 2 1/2 in taper length and 4 1/2 in overall length, manufactured to ASME standards.

Frequently Asked Questions

What is a MAYHEW Pilot Punch used for?

The MAYHEW Pilot Punch (MPN 25019) is used to drive out roll pins and dowel pins in mechanical assemblies. Its 4 mm tip diameter and tapered body align and start pin removal without damaging surrounding components, common in automotive, machinery, and industrial maintenance applications.

What are the specifications of the MAYHEW Pilot Punch 25019?

The MAYHEW Pilot Punch 25019 has a 4 mm tip diameter, 2 1/2 in taper length, and 4 1/2 in overall length. It is round, steel, ball-type, metric, and manufactured to ASME standards. The steel construction provides durability for repeated striking in roll-pin removal tasks.

Where to buy a MAYHEW Pilot Punch worldwide?

3G Electric supplies the MAYHEW Pilot Punch 25019 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this roll-pin removing punch.

How to select the right pilot punch for roll pins?

Select a pilot punch with a tip diameter matching the roll pin's inner diameter, like the MAYHEW 25019's 4 mm tip. Ensure the punch is steel and ASME-rated for durability. The taper length should clear the pin depth; this punch's 2 1/2 in taper suits standard applications.

Used in

Common applications for MAYHEW
Automotive repair — MAYHEW security Torx screwdrivers (T10H, T20H) for accessing tamperproof fasteners on engine components
Industrial maintenance — MAYHEW straight-flute screw extractor sets (3/4 in to 1-3/8 in capacity) for removing stripped bolts
Confined space inspection — MAYHEW heat-resistant inspection mirrors (steel or acrylic) for viewing behind machinery or in ducts
Gasket removal — MAYHEW carbon steel gasket scrapers (straight or angled blades) for cleaning flanges and sealing surfaces
Ferrous object retrieval — MAYHEW telescoping magnetic pickup tools (10-19.9 lb pull) for recovering dropped tools or metal debris
General mechanical work — MAYHEW alloy steel screwdrivers with non-slip grips for assembly and disassembly tasks

MAYHEW Products

3G Electric supplies MAYHEW roll-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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Pilot Punch: 5/64 in Tip Dia, 1 1/2 in Taper Lg, 3 1/4 in Overall Lg, Round, Steel, Ball, SAE (MPN 25001). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW.
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Pilot Punch: 5/64 in Tip Dia, 1 1/2 in Taper Lg, 3 1/4 in Overall Lg, Round, Steel, Ball, SAE (MPN 25001). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW.
Pilot Punch: 3 mm Tip Dia, 2 in Taper Lg, 4 in Overall Lg, Round, Steel, Ball, Metric (MPN 25017). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
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Pilot Punch: 3 mm Tip Dia, 2 in Taper Lg, 4 in Overall Lg, Round, Steel, Ball, Metric (MPN 25017). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
Pilot Punch: 2 mm Tip Dia, 1 1/2 in Taper Lg, 3 1/4 in Overall Lg, Round, Steel, Ball, Metric (MPN 25015). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
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Pilot Punch: 2 mm Tip Dia, 1 1/2 in Taper Lg, 3 1/4 in Overall Lg, Round, Steel, Ball, Metric (MPN 25015). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
Pilot Punch: 5 mm Tip Dia, 2 5/8 in Taper Lg, 4 1/2 in Overall Lg, Round, Steel, Ball, Metric (MPN 25021). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
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Pilot Punch: 5 mm Tip Dia, 2 5/8 in Taper Lg, 4 1/2 in Overall Lg, Round, Steel, Ball, Metric (MPN 25021). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
Pilot Punch: 7 mm Tip Dia, 4 in Taper Lg, 6 in Overall Lg, Round, Steel, Ball, Metric (MPN 25027). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
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Pilot Punch: 6 mm Tip Dia, 3 1/2 in Taper Lg, 5 1/2 in Overall Lg, Round, Steel, Ball, Metric (MPN 25023). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
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Pilot Punch: 6 mm Tip Dia, 3 1/2 in Taper Lg, 5 1/2 in Overall Lg, Round, Steel, Ball, Metric (MPN 25023). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: Metric; attr123556: MAYHEW.
Pilot Punch: 7/16 in Tip Dia, 4 in Taper Lg, 6 in Overall Lg, Round, Steel, Ball, SAE (MPN 25010). Key specifications — attr1321360: ASME; attr124929: Round; attr143602: Roll Pin Punch; attr147623: No; attr515766: Steel; attr163639: SAE; attr123556: MAYHEW.
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