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American Pneumatic

American Pneumatic 125 Clay Digger

American Pneumatic APT 125 Clay Digger View larger image
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125 Part Number

American Pneumatic 125 Clay Digger

125-787/8" x 3-1/4" HEX (A)Part No. 5211

American Pneumatic APT 125 (M125) Clay Digger

Old Part No. 5211 New Part No. 1280583346 (⅞” × 3-¼”)

Overview

This “D” Handle, Inside Trigger hammer is a time proven Clay Digger.

It is a Compact design, Lightweight and Hard Hitting. This tool excels in a wide variety of applications including: Trench Digging, Concrete Demolition, Clay Digging, Tunnel Excavating, Foundation Work, Pin Driving and much more.

Features & Applications

  • Very Durable.
  • “D” style Inside Trigger Handle.
  • Replaceable Chuck Bushing.
  • Replaceable Cylinder Bushing.
  • Very Easy to handle.
  • Flapper Automatic Valve.
  • Latch Retainer, Hardened Alloy Steel Cylinder.
Model & part-number identification

American Pneumatic APT 125 (M125) Clay Digger

Old Part No. 5211 New Part No. 1280583346 (7/8” × 3-1/4”)

Mining Auger & Tool Works Inc. Since 1896
Supplied byJackHammers.com
1-800-241-9669

Need help? 1-800-241-9669

Step 1

SELECT CHUCK SIZE

Select the Model and Part Number You Need.

SELECT CHUCK SIZE
7/8 inch x 3-1/4 inch Hex ShankShank Dimensions
Select Your Hammer and Compare Technical Specifications
Select Your Hammer
Model125-78
Part #5211
Weight21 lbs.
Length18-3/8"
Bore1-11/16"
Stroke2-3/4"
Blows/min2120
Air Con40cfm
PSI90psi
Chuck7/8" x 3-1/4"

Select An Option Above

Quantity
Review Your Quote

These choices identify the complete tool, not individual replacement parts. Need replacement parts? Open Parts Here ↗

Complete tool: 125-78Tool part # 5211

7/8" x 3-1/4" HEX (A)

Your BEST price is just a call away.

Request A Quote

Adds the complete tool shown above—not an individual replacement part. Add more tools to build one quote request, then review your quote list.

1-800-241-9669

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Technical Specs

125 — specifications
Model125-78
Part #5211
Weight21 lbs.
Length18-3/8"
Bore1-11/16"
Stroke2-3/4"
Blows/min2120
Air Con40cfm
PSI90psi
Chuck7/8" x 3-1/4"

Complete tool configurations

Match the model, shank and part number. These are complete tools, not replacement parts.

Complete tool configurations
ModelShank / DetailsPart NumberQuote
125-787/8" x 3-1/4" HEX (A)5211

Accessory Tools

Step 2

Select Points, Chisels, Etc

Moil Point

Moil Point

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Longer Lengths Available — Call Us
Length Under Collar14

Part # 78P-14

Length Under Collar18

Part # 78P-18

Length Under Collar24

Part # 78P-24

Narrow Chisel

Narrow Chisel

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Longer Lengths Available — Call Us
Length Under Collar14

Part # 78C-14

Length Under Collar18

Part # 78C-18

Length Under Collar24

Part # 78C-24

3″ Wide Blade Chisel

3″ Wide Blade Chisel

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Longer Lengths Available — Call Us
Length Under Collar14

Part # 78C3-14

Length Under Collar18

Part # 78C3-18

Length Under Collar24

Part # 78C3-24

5″ Asphalt Cutter

5″ Asphalt Cutter

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Part # 78-AC

Pin Driver

Pin Driver

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

DetailsFor 5/8″ Rod × 2-1/2″ Deep. Other Sizes Available — Ask.

Part # 78G-058

DetailsFor 3/4″ Rod × 2-1/2″ Deep. Other Sizes Available — Ask.

Part # 78G-075

DetailsFor 1″ Rod × 2-1/2″ Deep. Other Sizes Available — Ask.

Part # 78G-100

Spike Driver

Spike Driver

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Part # 78-SD

Bushing Tool

Bushing Tool

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Part # 78-BT

Clay Spade

Clay Spade

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Part # 78-CS

Tent Stake Driver with Shank

Tent Stake Driver with Shank

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Details1-1/2″ I.D. Cup. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-TSD-150

Details2″ I.D. Cup. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-TSD-200

Details2-1/2″ I.D. Cup. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-TSD-250

Details3″ I.D. Cup. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-TSD-300

Square Tube Driver with Shank

Square Tube Driver with Shank

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Details1″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-SQD-100

Details1-1/4″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-SQD-125

Details1-1/2″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-SQD-150

Details1-3/4″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-SQD-175

Details2″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-SQD-200

Details2-1/4″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-SQD-225

Details2-1/2″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.

Part # 078-SQD-250

Pipe Driver with Shank

Pipe Driver with Shank

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

DetailsFits up to 2″ O.D. Pipe. Shank Included. Other Sizes Available — Ask.

Part # PDA-078

Sign Post Driver with Shank

Sign Post Driver with Shank

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

DetailsShank Included

Part # SPDA-078

Tamper Pad with Shank

Tamper Pad with Shank

Paving breaker & clay digger steel · 7/8" × 3-1/4" shank

Details5″ Round Pad with Shank

Part # TPSA-078

Match the shank, collar and size to your tool. Each button adds that individual accessory to your quote list.

Paving Breaker & Clay Digger Bits
ToolLength
under collar (in.)		Details7/8" × 3-1/4" shank7/8" × 3-1/4" shankPart Number & Quote
Moil PointMoil Point14Longer Lengths Available78p-14
18Longer Lengths Available78p-18
24Longer Lengths Available78P-24
Narrow ChiselNarrow Chisel14Longer Lengths Available78c-14
18Longer Lengths Available78c-18
24Longer Lengths Available78C-24
3″ Wide Blade Chisel3″ Wide Blade Chisel14Longer Lengths Available78c3-14
18Longer Lengths Available78c3-18
24Longer Lengths Available78C3-24
5″ Asphalt Cutter5″ Asphalt Cutter——78-ac
Pin DriverPin Driver—For 5/8″ Rod × 2-1/2″ Deep. Other Sizes Available — Ask.78G-058
—For 3/4″ Rod × 2-1/2″ Deep. Other Sizes Available — Ask.78G-075
—For 1″ Rod × 2-1/2″ Deep. Other Sizes Available — Ask.78G-100
Spike DriverSpike Driver——78-sd
Bushing ToolBushing Tool——78-bt
Clay SpadeClay Spade——78-cs
Tent Stake Driver with ShankTent Stake Driver with Shank—1-1/2″ I.D. Cup. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-TSD-150
—2″ I.D. Cup. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-TSD-200
—2-1/2″ I.D. Cup. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-TSD-250
—3″ I.D. Cup. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-TSD-300
Square Tube Driver with ShankSquare Tube Driver with Shank—1″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-SQD-100
—1-1/4″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-SQD-125
—1-1/2″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-SQD-150
—1-3/4″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-SQD-175
—2″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-SQD-200
—2-1/4″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-SQD-225
—2-1/2″ Square × 2-1/2″ Long. 7/8″ × 3-1/4″ Shank Included. Other Sizes Available — Ask.078-SQD-250
Pipe Driver with ShankPipe Driver with Shank—Fits up to 2″ O.D. Pipe. Shank Included. Other Sizes Available — Ask.PDA-078
Sign Post Driver with ShankSign Post Driver with Shank—Shank IncludedSPDA-078
Tamper Pad with ShankTamper Pad with Shank—5″ Round Pad with ShankTPSA-078

Longer lengths available for most tools. Call 800-241-9669 for help matching your tool.

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