Extra-hard Screwdriver Bit Sets

Extra-hard Screwdriver Bit Sets

Extra-hard power and insert bits are fully hardened and tempered for long life under constant heavy-duty use. The precision formed tip ensures a proper fit.

  • Insert bits feature universal 1/4″ hex shank for use in any magnetic bit holder
  • Power bits feature universal 1/4″ hex shank with power groove
  • Sets below provide a full range of styles and sizes to meet almost every fastening need
Where to Buy
Item #DescriptionTypeScrew Bit LengthContentsQuantity
150986 pc. assorted power bit setPhillips® & slotted
1-15/16"Phillips® #1, #2 and #3; 6-8 and 10-12 slotted; and 1/4" socket adapter1 set
1557012 pc. assorted power bit setPhillips® & slotted
1-15/16"Phillips®: #1, #2 and #3; Slotted: 5-6, 6-8, 8-10 and 10-12; 1/4" square drive socket adapter and 3/16", 1/4", 5/16" and 3/8" sockets1 set
155967 pc. insert bit setAllen®
1"5/64", 3/32", 7/64", 1/8", 9/64", 5/32" and 3/16" Allen®3, 1 set per card
155976 pc. insert bit setTorx®
1"Torx® TX10, TX15, TX20, TX25, TX27 and TX303, 1 set per card
155988 pc. insert bit setTorx®
1"Torx® TX10, TX15, TX20, TX25, TX27, TX30, TX40 and 1/4" square to 1/4" hex bit adapter3, 1 set per card
1569217 pc. most popular insert bit setAssorted
1"Phillips®, slotted, square recess, clutch and Torx® screws and magnetic bit holder1 set
162893 pc. assorted double-ended bit setPhillips®, slotted & Torx®
1-15/16"Phillips® #1 / 6-8 slotted; Phillips® #2 / 3-4 slotted; and Torx® TX15 / TX203, 1 set per card
162906 pc. assorted double-ended bit setPhillips®, slotted & Torx®
1-15/16"Phillips® #1 / 6-8 slotted; Phillips® #2 / 3-4 slotted; Phillips® #3 / 10-12 slotted; Torx® TX15 / TX20, TX10 / TX 27 and TX25 /3, 1 set per card