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  7. Machine Keys

Machine Keys (451 items)

Zoro Select Undersized Machine Key, Square End, Steel, Plain, 1 in L, 3/16 in Sq, 10 PK WWG-30006
Zoro Select

Undersized Machine Key, Square End, Steel, Plain, 1 in L, 3/16 in Sq, 10 PK

Zoro # G0406305
Mfr # WWG-30006
product price: 
$5.15
/pk of 10, $0.52/ea
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 2 in L, 3/8 in Sq WWG-0375-2000GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 2 in L, 3/8 in Sq

Zoro # G3476261
Mfr # WWG-0375-2000GB
product price: 
$8.19
/ea
Zoro Select Undersized Machine Key, Square End, Steel, Plain, 2 in L, 1/4 in Sq, 10 PK WWG-30017
Zoro Select

Undersized Machine Key, Square End, Steel, Plain, 2 in L, 1/4 in Sq, 10 PK

Zoro # G2447191
Mfr # WWG-30017
product price: 
$6.89
/pk of 10, $0.69/ea
Zoro Select Oversized Machine Key, Square End, Steel, Plain, 1-1/4 in L, 3/16 in Sq, 10 PK WWG-35239
Zoro Select

Oversized Machine Key, Square End, Steel, Plain, 1-1/4 in L, 3/16 in Sq, 10 PK

Zoro # G1958862
Mfr # WWG-35239
product price: 
$6.79
/pk of 10, $0.68/ea
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 1-1/2 in L, 1/4 in Sq WWG-0250-1500GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 1-1/2 in L, 1/4 in Sq

Zoro # G3254447
Mfr # WWG-0250-1500GB
product price: 
$7.69
/ea
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 2 in L, 5/16 in Sq WWG-0312-2000GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 2 in L, 5/16 in Sq

Zoro # G2357573
Mfr # WWG-0312-2000GB
product price: 
$7.79
/ea
Zoro Select Undersized Machine Key, Square End, Steel, Plain, 1-1/2 in L, 3/8 in Sq, 10 PK WWG-30026
Zoro Select

Undersized Machine Key, Square End, Steel, Plain, 1-1/2 in L, 3/8 in Sq, 10 PK

Zoro # G1847194
Mfr # WWG-30026
product price: 
$8.15
/pk of 10, $0.82/ea
Zoro Select Oversized Machine Key, Square End, Steel, Plain, 1-1/4 in L, 1/4 in Sq, 10 PK WWG-35246
Zoro Select

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

Zoro # G3217977
Mfr # WWG-35246
product price: 
$5.59
/pk of 10, $0.56/ea
Midwest Fastener Machine Key Machine Key, Square End, 6 in L, 3/8 in Sq, 3 PK 34284
Midwest Fastener

Machine Key Machine Key, Square End, 6 in L, 3/8 in Sq, 3 PK

Zoro # G602526110
Mfr # 34284
product price: 
$16.75
/pk of 3, $5.58/ea
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 3 in L, 5/8 in Sq WWG-0625-3000GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 3 in L, 5/8 in Sq

Zoro # G2570242
Mfr # WWG-0625-3000GB
product price: 
$14.89
/ea
Midwest Fastener Machine Key Machine Key, Square End, 6 in L, 1/4 in Sq, 4 PK 32368
CAD Files Available
Midwest Fastener

Machine Key Machine Key, Square End, 6 in L, 1/4 in Sq, 4 PK

Zoro # G402526105
Mfr # 32368
product price: 
$15.45
/pk of 4, $3.86/ea
Huyett Oversized Machine Key, Round End, Steel, Plain, 35 mm L, 8 x 7 mm Sq 320807-035
Huyett

Oversized Machine Key, Round End, Steel, Plain, 35 mm L, 8 x 7 mm Sq

Zoro # G9121990
Mfr # 320807-035
product price: 
$0.61
/ea
Sold in mult. of 45 for $27.45
Huyett Oversized Machine Key, Round End, Carbon Steel, Plain, 125 mm L, 18 x 11 mm Sq 321811-125
Huyett

Oversized Machine Key, Round End, Carbon Steel, Plain, 125 mm L, 18 x 11 mm Sq

Zoro # G9122639
Mfr # 321811-125
product price: 
$4.95
/ea
Sold in mult. of 4 for $19.80
Huyett Undersized Machine Key, Square End, Carbon Steel, Zinc Clear Trivalent, 1-3/4 in L, 1/4 in Sq 3102500250-1750
Huyett

Undersized Machine Key, Square End, Carbon Steel, Zinc Clear Trivalent, 1-3/4 in L, 1/4 in Sq

Zoro # G9120581
Mfr # 3102500250-1750
product price: 
$0.28
/ea
Sold in mult. of 100 for $28.00
Huyett Undersized Machine Key, Square End, Carbon Steel, Plain, 1-3/8 in L, 5/16 in Sq 3003120312-1375
Huyett

Undersized Machine Key, Square End, Carbon Steel, Plain, 1-3/8 in L, 5/16 in Sq

Zoro # G9117818
Mfr # 3003120312-1375
product price: 
$0.28
/ea
Sold in mult. of 77 for $21.56
Huyett Undersized Machine Key, Square End, Carbon Steel, Plain, 8 in L, 1/2 in Sq 3005000500-8000
Huyett

Undersized Machine Key, Square End, Carbon Steel, Plain, 8 in L, 1/2 in Sq

Zoro # G400006029
Mfr # 3005000500-8000
product price: 
$2.55
/ea
Sold in mult. of 9 for $22.95
Huyett Undersized Machine Key, Square End, Steel, Plain, 6 in L, 3/8 in Sq 3003750375-6000
Huyett

Undersized Machine Key, Square End, Steel, Plain, 6 in L, 3/8 in Sq

Zoro # G9118168
Mfr # 3003750375-6000
product price: 
$1.19
/ea
Sold in mult. of 15 for $17.85
Huyett Oversized Machine Key, Round End, Steel, Plain, 3 in L, 3/8 in Sq 3203750375-3000
Huyett

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

Zoro # G9121281
Mfr # 3203750375-3000
product price: 
$1.25
/ea
Sold in mult. of 18 for $22.50
Huyett Oversized Machine Key, Square End, Carbon Steel, Plain, 1-1/4 in L, 1/4 in Sq 3502500250-1250
Huyett

Oversized Machine Key, Square End, Carbon Steel, Plain, 1-1/4 in L, 1/4 in Sq

Zoro # G300003807
Mfr # 3502500250-1250
product price: 
$0.16
/ea
Sold in mult. of 118 for $18.88
Huyett Undersized Machine Key, Square End, Carbon Steel, Plain, 1-1/2 in L, 5/16 in Sq 3003120312-1500
Huyett

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

Zoro # G000005699
Mfr # 3003120312-1500
product price: 
$0.28
/ea
Sold in mult. of 90 for $25.20
Zoro Select Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 3 in L, 1/2 in Sq WWG-0500-3000GB
Zoro Select

Tapered Gib Head Machine Key, Tapered Gib End, Steel, Plain, 3 in L, 1/2 in Sq

Zoro # G1115877
Mfr # WWG-0500-3000GB
product price: 
$10.39
/ea
Midwest Fastener Machine Key Machine Key, Square End, Stainless Steel, 1 in L, 3/16 in Sq, 6 PK 36403
CAD Files Available
Midwest Fastener

Machine Key Machine Key, Square End, Stainless Steel, 1 in L, 3/16 in Sq, 6 PK

Zoro # G302526113
Mfr # 36403
product price: 
$7.35
/pk of 6, $1.22/ea
Sold in mult. of 2 pks for $14.70
Precision Brand Machine Key, Square End, Steel, 12 in L, 3/16 in Sq, 6 PK 14200
Precision Brand

Machine Key, Square End, Steel, 12 in L, 3/16 in Sq, 6 PK

Zoro # G5321085
Mfr # 14200
product price: 
$10.99
/pk of 6, $1.83/ea
Huyett Undersized Machine Key, Square End, Carbon Steel, Plain, 1-1/4 in L, 1/4 in Sq 3002500250-1250
Huyett

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

Zoro # G400004803
Mfr # 3002500250-1250
product price: 
$0.12
/ea
Sold in mult. of 146 for $17.52
Huyett Undersized Machine Key, Square End, Steel, Plain, 5/8 in L, 3/16 in Sq 3001870187-0625
Huyett

Undersized Machine Key, Square End, Steel, Plain, 5/8 in L, 3/16 in Sq

Zoro # G9116740
Mfr # 3001870187-0625
product price: 
$0.07
/ea
Sold in mult. of 410 for $28.70
Huyett Undersized Machine Key, Round End, Steel, 2 in L, 1/2 in Sq 3305000500-2000
Huyett

Undersized Machine Key, Round End, Steel, 2 in L, 1/2 in Sq

Zoro # G9122751
Mfr # 3305000500-2000
product price: 
$1.75
/ea
Sold in mult. of 455 for $796.25
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 of 10, $0.64/ea
Swivel 11173 0.19 x 12 in. Square Steel Key Stock SW2038733
Swivel

11173 0.19 x 12 in. Square Steel Key Stock

Zoro # G709093157
Mfr # SW2038733
product price: 
$17.75
/ea
Huyett Undersized Machine Key, Square End, Stainless Steel, Plain, 3 in L, 3/16 in Sq 7001870187-3000
Huyett

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

Zoro # G9123978
Mfr # 7001870187-3000
product price: 
$0.67
/ea
Sold in mult. of 400 for $268.00
Huyett Undersized Machine Key, Round End, Stainless Steel, Plain, 40 mm L, 14 x 9 mm Sq 721409-040
Huyett

Undersized Machine Key, Round End, Stainless Steel, Plain, 40 mm L, 14 x 9 mm Sq

Zoro # G9125055
Mfr # 721409-040
product price: 
$21.49
/ea
Sold in mult. of 12 for $257.88
Zoro Select Oversized Machine Key, Square End, Steel, Plain, 1/2 in L, 3/16 in Sq, 5 PK WWG-37001
Zoro Select

Oversized Machine Key, Square End, Steel, Plain, 1/2 in L, 3/16 in Sq, 5 PK

Zoro # G1238797
Mfr # WWG-37001
product price: 
$8.49
/pk of 5, $1.70/ea
Zoro Select Undersized Machine Key, Square End, Steel, Plain, 2 in L, 1/2 in Sq, 10 PK WWG-30030
Zoro Select

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

Zoro # G3305373
Mfr # WWG-30030
product price: 
$11.69
/pk of 10, $1.17/ea
Huyett Undersized Machine Key, Square End, Steel, Plain, 6 in L, 1/4 in Sq 3002500250-6000
Huyett

Undersized Machine Key, Square End, Steel, Plain, 6 in L, 1/4 in Sq

Zoro # G9117538
Mfr # 3002500250-6000
product price: 
$0.61
/ea
Sold in mult. of 30 for $18.30
Huyett Undersized Machine Key, Square End, Steel, Plain, 4-3/4 in L, 3/4 x 1 in Sq 3007501000-4750
Huyett

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

Zoro # G9119540
Mfr # 3007501000-4750
product price: 
$4.79
/ea
Sold in mult. of 4 for $19.16
Huyett Undersized Machine Key, Round End, Carbon Steel, Plain, 140 mm L, 22 x 14 mm Sq 322214-140
Huyett

Undersized Machine Key, Round End, Carbon Steel, Plain, 140 mm L, 22 x 14 mm Sq

Zoro # G300005245
Mfr # 322214-140
product price: 
$37.49
/ea
Huyett Undersized Machine Key, Square End, Carbon Steel, Plain, 2-1/2 in L, 3/16 in Sq 3001870187-2500
Huyett

Undersized Machine Key, Square End, Carbon Steel, Plain, 2-1/2 in L, 3/16 in Sq

Zoro # G700004848
Mfr # 3001870187-2500
product price: 
$0.15
/ea
Sold in mult. of 157 for $23.55
Machine Keys (451 items)
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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

Oversized Key StockUndersized Key StockWoodruff Key StockStep Key StockHex Head Cap Screws
External Retaining RingsGeneral WashersFully-Threaded Rods & StudsHex NutsSpring Pins
machine keymachine key round endmachine key steelgib keymetric machine key
machine key squareround machine keyundersized machine keyrounded machine keysmachine key machine key

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