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Parts that can no longer be purchased from the manufacturer
can be made by Keystone to save your company time & money.
We work hand to hand from you the designer to Keystone
the unique manufacturer.
- Prototype machining of plastics, Aluminum, Stainless, and other various metals & materials.
- Complete checking & inspection capabilities
- Computer Aided Design capabilities
- Honing capability 1 ” to 30 ”, any length
- Hydraulic cylinder rebuilding - New Rods, Shells, Pistons, Bushings, and Clevises
- Rods, Shafts, or Plate straightening
- Special threaded nuts & bolt, leadscrews - Acme, Metric, English and Buttress
- Blanchard Grinding up to 32” diameter
- Surface Grinding up to 16” x 48” with Diamond Wheels for Carbide
- Special keys broached slots
- Precision O.D. and I.D. grinding - 4 Brown and Sharp Universals
- Bridgeport milling capabilities with various tooling
- Boring mill capabilities with various tooling
- Vertical turning Lathe 4’ x 8’ table
- Horizontal turning Lathe up to 64” swing
- Complete welding service of Mig, Tig, Arc, and Brazing
- Oil changes: any vehicle including semis
Keystone is a well rounded complete machining facility.
Keystone’s services are available 24hrs, 365 days.
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CYLINDERS
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Mobile, Industrial-all Robotics, Air, Construction, Telescopic, Fork Lift Trucks, Heavy Equipment Vehicles
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RODS
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Rechromed
Straightened
Machined new from our complete stock
Repaired
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TUBES
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Honed* Polished and Repaired
Machined new
Dents removed when possible
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PISTONS
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Repairs or machined new
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All seals, packing and internal parts replaced (locks, piston rings, etc.)
Romoval and Installation available on dump trucks
Repaired, honed and polished
Machined new from our complete stock of hydraulic tubing
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JACKS
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Floor, Transmission, Bumper, Porta-Power, Aircraft
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POWER STEERING CYLINDERS
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Lift truck, construction, highway tractors
Chromed rods machined when needed
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CAB JACKS
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Spools ground, rechromed, sections, honed
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CAB CYLINDERS
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All highway tractors and trucks
Rebuilt-oil tested
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PACKINGS
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Polypaks, telescope kits, brass bearings, V-packing
‘O’ Rings, wipers
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LIFT TRUCK - UPRIGHTS
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Uprights shortened - cylinders shortened
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MACHINING
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New barrels, rods, pistons, etc.,
Complete machine shop
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GRINDING & POLISHING
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Piston rods, sections
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WELDING
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Tig, Mig, Brazing, Aluminum welding
Stainless Cast Iron
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MILLS
1 G&L Boring Mill 72” x 48” Travel
8 Bridgeport Mills with digital readout
1 Universal Boring Mill 36” x 48”
1 Lucas Boring Mill 36” x 48”
1 Cincinnati 16” x 72”
Vertical-Horizontal
LATHES
1 Lathe 14” x 4’ Clausing with Jacob Collet Chuck
1 Lathe 17” x 4’ LeBlond
1 Lathe 17” x 7’ Southbend
1 Lathe 19” x 7’ LeBlond
1 Lathe 19” x 8’ LeBlond
1 Lathe 24” x 4’ LeBlond
1 Lathe 24” x 8’ LeBlond
2 Lathe 36” x 10’ Mazak
1 Lathe 36” x 12’ LeBlond
1 VTL Vertical Bullard Turning Lathe with 54” Chuck
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DRILLS
1 Carlton Radial Drill 9” Dia. x 4’ Arm.
1 Arboga Radial 8½”Dia. x 3’ Arm.
1 Cincinnati Bickford Radial Drill 15” Dia. x 6’ Arm.
SAWS
2 Johnson Saw Model J5 - Horizontal Band
1 Grob Saw - Vertical Band
1 Kalamazoo Saw
HANDLING
1 7½ Ton Overhead Crane
1 One Ton Overhead Crane
2 Pickup Trucks
1 Stake Trucks
6 Jeep Cherokees
11 Trailers
2 HiLos
GRINDERS
6 Brown & Sharpe Universal OD/ID Grinders
2 Blanchard 32” Dia.
2 Blanchard 30” Dia.
1 Sanford Model MG
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MISC: |
1 Oster Power Threader
1 Drake 75 Ton Press
No. 4 Greenerd Arbor Press
LeBlond No. 1 Cutter Grinder
Sterling Drill Sharpener
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Complete Misc. Checking Instruments
Carbide Grinding Capabilities
Computer Aided Design Capabilities
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*HONING CAPABILITIES 2.500-21.00 I.D. x 30
We offer...
Free Estimates
Warranty - Same as OEM on complete rebuilding
One day service when possible
Experienced pleasant personnel
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