Keystone Hydraulic
Complete Full Service
Machine Shop
TOLL FREE 1-877-POWER-33

24 Hour Emergency Service

Pick-up & Delivery
HOME
CAPABILITIES
SERVICE AREAS
CONTACT US

CYLINDERS
PUMPS
VALVES
OIL

HAULERS
HOISTS
TOW TRTUCKS
OVERHEAD CRANES
FORKLIFTS


All Salt All Plows
got windmills?
KEYSTONE CAPABILITIES
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.

CYLINDERS
Mobile, Industrial-all Robotics, Air, Construction, Telescopic, Fork Lift Trucks, Heavy Equipment Vehicles

RODS
Rechromed
Straightened
Machined new from our complete stock
Repaired

TUBES
Honed* Polished and Repaired
Machined new
Dents removed when possible

PISTONS
Repairs or machined new

TELESCOPIC CYLINDERS
  • REMOVAL
  • STAGES
  • SECTIONS
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

JACKS
Floor, Transmission, Bumper, Porta-Power, Aircraft

POWER STEERING CYLINDERS
Lift truck, construction, highway tractors
Chromed rods machined when needed

CAB JACKS
Spools ground, rechromed, sections, honed

CAB CYLINDERS
All highway tractors and trucks
Rebuilt-oil tested

PACKINGS
Polypaks, telescope kits, brass bearings, V-packing
‘O’ Rings, wipers

LIFT TRUCK - UPRIGHTS
Uprights shortened - cylinders shortened

MACHINING
New barrels, rods, pistons, etc.,
Complete machine shop

GRINDING & POLISHING
Piston rods, sections

WELDING
Tig, Mig, Brazing, Aluminum welding
Stainless Cast Iron

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
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
MISC:
1 Oster Power Threader
1 Drake 75 Ton Press

No. 4 Greenerd Arbor Press
LeBlond No. 1 Cutter Grinder
Sterling Drill Sharpener
Complete Misc. Checking Instruments
Carbide Grinding Capabilities
Computer Aided Design Capabilities
*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

Cancer Awareness Cat John Deere Case Bell Hyster Link-Belt Sλmsung Hypac ARI
National Crane Volvo FiatAllis Blaw-Knox Hitachi Solar Elipse Factory Rats by Donnie Love

Eco-friendly