HSS Roll-Forged Jobber Drill Bit - Imperial

HSS Roll-Forged Jobber Drill Bit - Imperial

  • Product Code: HSS Jobber Drill Bits
  • Availability: In Stock
$0.00 Ex Tax: $0.00

A great general purpose metal cutting drill bit, ideal for fixing holes, tapping & clearance. Perfect for automotive maintenance, light engineering, workshops, plumbing & electrical applications 

  • Roll-Forged Flutes rapidly remove spoil for progressive drilling actions
  • Ideal Performance in steel and cast materials to 580 H/mm²
  • Optimal 118° grinding processes ensure drill balance, reliable performance and hole tolerance. The tip angle also ensures the HSS Jobber Bits are versatile for a variety of applications and materials
  • Steam Tempered to improve durability

 

HSS Jobbers can be used in:

  • Steel
  • Non-ferrous
  • Wood
  • Plastics 

 

 

HSS Roll-Forged Jobber Drill Bits - Imperial Range

Diameter Size mm

Overall Length mm

Working Length mm 

Part Number for Singles Part Number for Packs of 5 Part Number for Packs of 10                  
1/16" 48 22 YB0010W - YB0010L
5/64" 51 25 YB0020W - YB0020L
3/32" 57 32 YB0030W - YB0030L
7/64" 67 38 YB0040W - YB0040L
1/8" 70 41 YB0050W - YB0050L
9/64" 76 48 YB0060W - YB0060L
5/32" 79 51 YB0070W - YB0070L
11/64" 83 54 YB0080W - YB0080L
3/16" 89 59 YB0090W - YB0090L
13/64" 92 62 YB0100W - YB0100L
7/32" 95 64 YB0110W - YB0110L
15/64" 98 67 YB0120W - YB0120L
1/4" 102 70 YB0130W - YB0130L
17/64" 105 73 YB0140W - YB0140L
9/32" 108 75 YB0150W - YB0150L
19/64" 111 78 YB0160W - YB0160L
5/16" 114 81 YB0170W - YB0170L
21/64" 117 84 YB0180W - YB0180L
11/32" 121 87 YB0190W - YB0190L
23/64" 124 89 YB0200W - YB0200L
3/8" 127 92 YB0210W - YB0210L
25/64" 130 95 YB0220W YB0220L -
13/32" 133 98 YB0230W YB0230L -
27/64" 140 103 YB0240W YB0240L -
7/16" 143 106 YB0250W YB0250L -
29/64" 143 106 YB0260W YB0260L -
15/32" 146 110 YB0270W YB0270L -
31/64" 152 114 YB0280W YB0280L -
1/2" 152 114 YB0290W YB0290L -

 

Operation Speed Chart

Diameter Size (mm)

Mild Steel

Free-Cutting Stainless Steel

Grey Cast Iron Aluminium Copper Brass
1/16" 4480 2880 5760 8320 8320 8320
5/64" 3585 2305 4609 6658 6658 6658
3/32" 2985 1919 3838 5544 5544 5544
7/64" 2559 1645 3291 4753 4753 4753
1/8" 2240 1440 2880 4160 4160 4160
9/64" 1991 1280 2560 3698 3698 3698
5/32" 1793 1152 2305 3329 3329 3329
11/64" 1629 1047 2094 3025 3025 3025
3/16" 1493 960 1920 2773 2773 2773
13/64" 1379 886 1773 2560 2560 2560
7/32" 1280 823 1645 2377 2377 2377
15/64" 1195 768 1536 2218 2218 2218
1/4" 1120 720 1440 2080 2080 2080
17/64" 1054 678 1355 1958 1958 1958
9/32" 996 640 1280 1849 1849 1849
19/64" 943 606 1213 1751 1751 1751
5/16" 896 576 1152 1664 1664 1664
21/64" 853 549 1097 1585 1585 1858
11/32" 814 524 1047 1513 1513 1513
23/64" 779 501 1002 1447 1447 1447
3/8" 747 480 960 1387 1387 1387
25/64" 717 461 922 1331 1331 1331
13/32" 689 443 886 1280 1280 1280
27/64" 664 427 853 1233 1233 1233
7/16" 640 411 823 1189 1189 1189
29/64" 618 397 795 1148 1148 1148
15/32" 597 384 768 1109 1109 1109
31/64" 578 372 743 1073 1073 1073
1/2" 560 360 720 1040 1040

1040

 

Material Chart

 

Machine Recommendations

Tags: Metal Drilling, YB0010L, YB0020L, YB0030L, YB0040L, YB0050L, YB0060L, YB0070L, YB0080L, YB0090L, YB0100L, YB0110L, YB0120L, YB0130L, YB0140L, YB0150L, YB0160L, YB0170L, YB0180L, YB0190L, YB0200L, YB0210L, YB0220L, YB0230L, YB0240L, YB0250L, YB0260L, YB0270L, YB0280L, YB0290L, YB0010W, YB0020W, YB0030W, YB0040W, YB0050W, YB0060W, YB0070W, YB0080W, YB0090W, YB0100W, YB0110W, YB0120W, YB0130W, YB0140W, YB0150W, YB0160W, YB0170W, YB0180W, YB0190W, YB0200W, YB0210W, YB0220W, YB0230W, YB0240W, YB0250W, YB0260W, YB0270W, YB0280W, YB0290W, Steel, Non-ferrous, Wood, Plastic, Fixing holes, Tapping, Clearance holes, Automotive, Engineering, Workshops, Plumbing, Electrical

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