WEN / planer

PL1252 knife reference.

WEN PL1252 15-Amp 12.5-Inch Two-Blade Benchtop Thickness Planer

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YOUR MACHINE, AT A GLANCEReplacement evidence available

WEN PL1252

Cutterhead type
straight knife
Knife count
2
Cutter capacity (not knife length)
317.5 mm
Reversible knives
Yes
OEM / VERIFIED REPLACEMENT
6550-242 official compatibleDiscontinued part
BP122K oemLength: 320 mm · Width: 12 mm · Thickness: 1.5 mm
BP122M official compatibleLength: 320 mm · Width: 12 mm · Thickness: 1.5 mm

Check your original cutterhead and any production-date conditions before choosing a replacement.

PART NUMBERS & SPECIFICATIONS

OEM & verified replacements

6550-242 ↗

[6550-242] WEN 12.5-Inch Replacement Thickness Planer Blades (Set of 2)

official compatible
Part type
full width knife
Quantity per pack
2
BP122K ↗

WEN BP122K 12.5-Inch Japanese Carbon Steel Replacement Planer Blades, 2 Pack

oem
Part type
full width knife
Length
320 mm
Width
12 mm
Thickness
1.5 mm
Material
SK5
Quantity per pack
2
Reversible
Yes
BP122M ↗

WEN BP122M 12.5-Inch High Speed Steel Replacement Planer Blades, 2 Pack

official compatible
Part type
full width knife
Length
320 mm
Width
12 mm
Thickness
1.5 mm
Material
M2 HSS
Quantity per pack
2
Reversible
Yes

Before you order

Confirm the complete model and the installed cutterhead. An aftermarket cutterhead conversion can require different consumables from the original machine.

TRACEABLE INFORMATION

Source evidence

01
wenproducts.com

Tier 1 · normalized machine

02
wenproducts.com

Tier 1 · official part description

03
wenproducts.com

Tier 1 · machine description model

04
wenproducts.com

Tier 1 · official part description

05
wenproducts.com

Tier 1 · official part description

Sources document the listed facts. A source link alone does not establish fit for a different machine.

Other machines with a documented shared part

A shared part does not mean every part or cutterhead is interchangeable. Check each machine’s conditions.

FROM THE WORKBENCH

A little knowledge.
A better fit.

How to find the right planer blades Why matching dimensions isn’t enough Straight knives or individual inserts?