Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us
Added to Cart
Skip to Main Content Accessibility Statement
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Customer Service
0
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Fasteners
  4. /
  5. Key Stock
  6. /
  7. Machine Keys

Machine Keys (451 items) - Page 2

Huyett Oversized Machine Key, Round End, Steel, Plain, 1 in L, 5/16 in Sq 3203120312-1000
Huyett

Oversized Machine Key, Round End, Steel, Plain, 1 in L, 5/16 in Sq

Zoro # G9121239
Mfr # 3203120312-1000
product price:  $0.77
/ea
Sold in mult. of 20 for $15.40
Huyett Undersized Machine Key, Square End, Steel, Plain, 4 in L, 5/8 x 7/8 in Sq 3006250875-4000
Huyett

Undersized Machine Key, Square End, Steel, Plain, 4 in L, 5/8 x 7/8 in Sq

Zoro # G9119330
Mfr # 3006250875-4000
product price:  $5.39
/ea
Sold in mult. of 5 for $26.95
Huyett Undersized Machine Key, Round End, Stainless Steel, Plain, 3/4 in L, 3/16 in Sq 7201870187-0750
Huyett

Undersized Machine Key, Round End, Stainless Steel, Plain, 3/4 in L, 3/16 in Sq

Zoro # G9124790
Mfr # 7201870187-0750
product price:  $2.15
/ea
Sold in mult. of 8 for $17.20
Heritage Tapered Gib Head Machine Key, Tapered Gib End, Carbon Steel, Plain, 5 in L, 1 in Sq GIB-1000-5000
Heritage

Tapered Gib Head Machine Key, Tapered Gib End, Carbon Steel, Plain, 5 in L, 1 in Sq

Zoro # G608170454
Mfr # GIB-1000-5000
product price:  $49.99
/ea
Heritage Undersized Machine Key, Square End, Carbon Steel, Plain, 20 mm L 300404-020
Heritage

Undersized Machine Key, Square End, Carbon Steel, Plain, 20 mm L

Zoro # G408170456
Mfr # 300404-020
product price:  $0.07
/ea
Sold in mult. of 250 for $17.50
Zoro Select Oversized Machine Key, Round End, Steel, Plain, 1 in L, 3/8 in Sq, 5 PK WWG-37004
Zoro Select

Oversized Machine Key, Round End, Steel, Plain, 1 in L, 3/8 in Sq, 5 PK

Zoro # G0800247
Mfr # WWG-37004
product price:  $5.89
/pk 5, $1.18/ea
Huyett Oversized Machine Key, Round End, Steel, Plain, 16 mm L, 6 mm Sq 320606-016
Huyett

Oversized Machine Key, Round End, Steel, Plain, 16 mm L, 6 mm Sq

Zoro # G9121710
Mfr # 320606-016
product price:  $0.27
/ea
Sold in mult. of 90 for $24.30
Huyett Oversized Machine Key, Round End, Carbon Steel, Plain, 1-1/2 in L, 3/8 in Sq 3703750375-1500
Huyett

Oversized Machine Key, Round End, Carbon Steel, Plain, 1-1/2 in L, 3/8 in Sq

Zoro # G900006345
Mfr # 3703750375-1500
product price:  $1.15
/ea
Sold in mult. of 25 for $28.75
Huyett Undersized Machine Key, Round End, Carbon Steel, Plain, 110 mm L, 10 x 8 mm Sq 321008-110
Huyett

Undersized Machine Key, Round End, Carbon Steel, Plain, 110 mm L, 10 x 8 mm Sq

Zoro # G500003942
Mfr # 321008-110
product price:  $1.25
/ea
Sold in mult. of 14 for $17.50
Midwest Fastener Machine Key Machine Key, Square End, 50 mm L, 5 mm Sq, 8 PK 32386
Midwest Fastener

Machine Key Machine Key, Square End, 50 mm L, 5 mm Sq, 8 PK

Zoro # G102526108
Mfr # 32386
product price:  $11.89
/pk 8, $1.49/ea
Huyett Undersized Machine Key, Square End, Carbon Steel, Plain, 8 in L, 5/8 in Sq 3006250625-8000
Huyett

Undersized Machine Key, Square End, Carbon Steel, Plain, 8 in L, 5/8 in Sq

Zoro # G800004519
Mfr # 3006250625-8000
product price:  $4.95
/ea
Sold in mult. of 5 for $24.75
Huyett Undersized Machine Key, Round End, Stainless Steel, Plain, 40 mm L, 8 x 7 mm Sq 720807-040
Huyett

Undersized Machine Key, Round End, Stainless Steel, Plain, 40 mm L, 8 x 7 mm Sq

Zoro # G9124705
Mfr # 720807-040
product price:  $3.95
/ea
Sold in mult. of 5 for $19.75
Midwest Fastener Machine Key Machine Key, Square End, 40 mm L, 6 mm Sq, 8 PK 32388
Midwest Fastener

Machine Key Machine Key, Square End, 40 mm L, 6 mm Sq, 8 PK

Zoro # G502526104
Mfr # 32388
product price:  $12.45
/pk 8, $1.56/ea
Huyett Oversized Machine Key, Round End, Steel, Plain, 56 mm L, 8 x 7 mm Sq 320807-056
Huyett

Oversized Machine Key, Round End, Steel, Plain, 56 mm L, 8 x 7 mm Sq

Zoro # G9122045
Mfr # 320807-056
product price:  $0.66
/ea
Sold in mult. of 5000 for $3,300.00
Zoro Select Oversized Machine Key, Square End, Steel, Plain, 1-3/4 in L, 3/8 in Sq, 10 PK WWG-35254
Zoro Select

Oversized Machine Key, Square End, Steel, Plain, 1-3/4 in L, 3/8 in Sq, 10 PK

Zoro # G0338922
Mfr # WWG-35254
product price:  $7.39
/pk 10, $0.74/ea
Sold in mult. of 3 for $22.17
Huyett Undersized Machine Key, Round End, Stainless Steel, Plain, 12 mm L, 5 mm Sq 720505-012
Huyett

Undersized Machine Key, Round End, Stainless Steel, Plain, 12 mm L, 5 mm Sq

Zoro # G500005731
Mfr # 720505-012
product price:  $1.89
/ea
Sold in mult. of 13 for $24.57
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 4 in L, 1/4 in Sq WWG-0250-4000GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 4 in L, 1/4 in Sq

Zoro # G3491756
Mfr # WWG-0250-4000GB
product price:  $7.69
/ea
Zoro Select Oversized Machine Key, Square End, Steel, Plain, 1-3/4 in L, 1/4 in Sq, 10 PK WWG-35248
Zoro Select

Oversized Machine Key, Square End, Steel, Plain, 1-3/4 in L, 1/4 in Sq, 10 PK

Zoro # G0394265
Mfr # WWG-35248
product price:  $6.39
/pk 10, $0.64/ea
Huyett Undersized Machine Key, Square End, Steel, Plain, 180 mm L, 32 x 18 mm Sq 303218-180
Huyett

Undersized Machine Key, Square End, Steel, Plain, 180 mm L, 32 x 18 mm Sq

Zoro # G9120277
Mfr # 303218-180
product price:  $16.49
/ea
Sold in mult. of 5 for $82.45
Zoro Select Undersized Machine Key, Square End, Steel, Plain, 1-1/2 in L, 5/16 in Sq, 10 PK WWG-30022
Zoro Select

Undersized Machine Key, Square End, Steel, Plain, 1-1/2 in L, 5/16 in Sq, 10 PK

Zoro # G3171052
Mfr # WWG-30022
product price:  $7.49
/pk 10, $0.75/ea
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 5 in L, 5/8 in Sq WWG-0625-5000GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 5 in L, 5/8 in Sq

Zoro # G3289553
Mfr # WWG-0625-5000GB
product price:  $22.19
/ea
Huyett Undersized Machine Key, Square End, Carbon Steel, Plain, 1-3/4 in L, 7/16 in Sq 3004370437-1750
Huyett

Undersized Machine Key, Square End, Carbon Steel, Plain, 1-3/4 in L, 7/16 in Sq

Zoro # G9118439
Mfr # 3004370437-1750
product price:  $0.65
/ea
Sold in mult. of 30 for $19.50
Huyett Oversized Machine Key, Carbon Steel, Plain, 2 1/8 in L, 3/4 in Sq 3207500750-2125
Huyett

Oversized Machine Key, Carbon Steel, Plain, 2 1/8 in L, 3/4 in Sq

Zoro # G9121799
Mfr # 3207500750-2125
product price:  $6.75
/ea
Sold in mult. of 3 for $20.25
Huyett Undersized Machine Key, Round End, Carbon Steel, Plain, 25 mm L, 12 x 8 mm Sq 321208-025
Huyett

Undersized Machine Key, Round End, Carbon Steel, Plain, 25 mm L, 12 x 8 mm Sq

Zoro # G900004426
Mfr # 321208-025
product price:  $0.66
/ea
Sold in mult. of 50 for $33.00
Huyett Mil-Spec Machine Key, Round End, Carbon Steel, Plain, 1-1/4 in L, 5/16 in Sq MS20068-221
Huyett

Mil-Spec Machine Key, Round End, Carbon Steel, Plain, 1-1/4 in L, 5/16 in Sq

Zoro # G100020073
Mfr # MS20068-221
product price:  $2.29
/ea
Sold in mult. of 125 for $286.25
Nordex KEYS, SQUARE MACHINE, STEEL, OILED EPC-F2-202
Nordex

KEYS, SQUARE MACHINE, STEEL, OILED

Zoro # G615937576
Mfr # EPC-F2-202
product price:  $3.15
/ea
Sold in mult. of 15 for $47.25
Midwest Fastener Machine Key Machine Key, Square End, 3 in L, 3/8 in Sq, 3 PK 34283
Midwest Fastener

Machine Key Machine Key, Square End, 3 in L, 3/8 in Sq, 3 PK

Zoro # G502526135
Mfr # 34283
product price:  $12.15
/pk 3, $4.05/ea
Huyett Undersized Machine Key, Square End, Stainless Steel, Plain, 3 in L, 3/8 x 1/2 in Sq 7003750500-3000
Huyett

Undersized Machine Key, Square End, Stainless Steel, Plain, 3 in L, 3/8 x 1/2 in Sq

Zoro # G9124285
Mfr # 7003750500-3000
product price:  $4.49
/ea
Sold in mult. of 5 for $22.45
Midwest Fastener Machine Key Machine Key, Square End, 6 in L, 5/32 in Sq, 5 PK 32364
Midwest Fastener

Machine Key Machine Key, Square End, 6 in L, 5/32 in Sq, 5 PK

Zoro # G502526142
Mfr # 32364
product price:  $14.15
/pk 5, $2.83/ea
Huyett Oversized Machine Key, Round End, Carbon Steel, Plain, 100 mm L, 12 x 8 mm Sq 321208-100
Huyett

Oversized Machine Key, Round End, Carbon Steel, Plain, 100 mm L, 12 x 8 mm Sq

Zoro # G9122535
Mfr # 321208-100
product price:  $1.35
/ea
Sold in mult. of 14 for $18.90
Zoro Select Oversized Machine Key, Square End, Steel, Plain, 3/4 in L, 3/16 in Sq, 10 PK WWG-35237
Zoro Select

Oversized Machine Key, Square End, Steel, Plain, 3/4 in L, 3/16 in Sq, 10 PK

Zoro # G0674642
Mfr # WWG-35237
product price:  $6.39
/pk 10, $0.64/ea
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 3 in L, 5/16 in Sq WWG-0312-3000GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 3 in L, 5/16 in Sq

Zoro # G1730197
Mfr # WWG-0312-3000GB
product price:  $7.49
/ea
Zoro Select Undersized Machine Key, Square End, Steel, Plain, 30 mm L, 15/64 in Sq, 25 PK WWG-32026
Zoro Select

Undersized Machine Key, Square End, Steel, Plain, 30 mm L, 15/64 in Sq, 25 PK

Zoro # G0578286
Mfr # WWG-32026
product price:  $9.79
/pk 25, $0.39/ea
Zoro Select Undersized Machine Key, Square End, Steel, Plain, 8 mm L, 5/32 in Sq, 25 PK WWG-32007
Zoro Select

Undersized Machine Key, Square End, Steel, Plain, 8 mm L, 5/32 in Sq, 25 PK

Zoro # G3266891
Mfr # WWG-32007
product price:  $11.99
/pk 25, $0.48/ea
Huyett Tapered Gib Head Machine Key, Tapered Gib End, Carbon Steel, Zinc Clear Trivalent, 1-1/2 in L GIB-0250-1500ZC
Huyett

Tapered Gib Head Machine Key, Tapered Gib End, Carbon Steel, Zinc Clear Trivalent, 1-1/2 in L

Zoro # G9114948
Mfr # GIB-0250-1500ZC
product price:  $4.15
/ea
Sold in mult. of 6 for $24.90
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 5 in L, 3/4 in Sq WWG-0750-5000GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 5 in L, 3/4 in Sq

Zoro # G3108515
Mfr # WWG-0750-5000GB
product price:  $35.89
/ea
Machine Keys (451 items) - Page 2
  • First
  • Previous
  • 2
    of 13 pages
  • Next
  • Last
How was your search?

About Machine Keys

Machine Keys are essential components for many mechanical operations. They come in a variety of shapes, sizes, and materials to suit the needs of any application.

Types of Machine Keys

Machine Key stock is available in a wide range of shapes and sizes, including flat keys, round keys, square keys, rectangular keys, and more. Different types of machine key stock may be used depending on the type of job or application they are being used for.

How Machine Keys are Made

Machine Keys are typically made from metal alloys such as steel or brass. They can also be constructed from other materials such as plastic or composite materials. The shape and size of the key will depend on its intended use.

Industries that use Machine Keys

Machine Keys are commonly used in industries such as automotive manufacturing, construction equipment manufacturing, and aerospace engineering. Professionals in these fields rely on machine keys to ensure accurate fitment and secure fastening when installing components.

Find the Machine Keys You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of fasteners, along with other tools or supplies to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Undersized Key StockOversized Key StockWoodruff Key StockBilateral Key StockGeneral Washers
External Retaining RingsHex Head Cap ScrewsMachine ScrewsFully-Threaded Rods & StudsInternal Retaining Rings
metric machine keymachine key round endmachine key squaremachine key steelundersized machine key
machine key machine keymachine keyrounded machine keysgib keyLock Nuts

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research
  • Tax Exemption

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc