Best Metalworking & Multipurpose Drill Sets Under $100 (2026)
We scored products under $100 by material quality (HSS, cobalt, coatings), set contents and versatility, user ratings, and overall value for metalworking tasks
This roundup covers metalworking and multipurpose drill and tap sets priced under $100, emphasizing durability, material compatibility, and value. Selections prioritize tool materials (HSS, cobalt, coated), set composition (taps, drill bits, extractors), and verified user ratings to highlight useful options for metalworking tasks
Top Picks
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1
U.N.C. 18 Pc H.S.S. Tap & Drill Set (UNC) 6-32, 8-32, 10-24, 10-32UNF
H.S.S. tap and drill set in UNC sizes for metalworking. Includes 18 pieces with sharp taps for tapping and drilling. Customers note good quality and value; some report durability concerns
- 18-piece H.S.S. set
- multiple UNC sizes included
- sharp, functional taps
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2
Four spiral flute step drill bit set with countersink bits, 1/4 in hex
Drill bit set with multiple step and countersink bits for metal, aluminum, wood, and plastic. Delivers quality performance and cleaner drilling, per customer feedback
- varied step drill diameters
- countersink compatibility
- quick-change hex shank
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3
Cobalt Extra Long Drill Bits Set (5pc) M35 HSS 12"
Cobalt drill bit set with 5 sizes (1/8"–3/8"), 12" length for deep holes in metal, plastic, and wood. Noted for good quality and sharpness; some report edge durability and others mention a shatter risk
- M35 cobalt HSS
- 12" long for extended reach
- 5-piece set with common sizes
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4
Cobalt Drill Bit Set, HSS with Ti coating (1/16"–1/2"), 29pcs
High-speed steel cobalt-coated drill bit set for metal and wood. 135° split point design for easier start and reduced wandering; durable twist design for debris removal. Customers note solid quality and value for money, with mixed durability feedback
- gold titanium coating for hardness and wear resistance
- 135° split point for accurate starts
- 29 sizes from 1/8" to 1/2" in 1/16" increments
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5
30Pcs Screw Extractor & Bolt Extractor Set with Left Hand Drill Bits
Durable bolt and screw extractor set featuring cobalt HSS and Cr-Mo steel for damaged fasteners. Includes 13 bolt extractors, 6 spiral screw extractors, and 6 left-hand cobalt drill bits. Customer insight notes mixed quality and durability concerns
- co-balt fortified hss material
- left-hand drill bits included
- 13-bolt extractors with easy read sizes
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6
Crosstar M35 Cobalt Drill Bit Set, 21pc
M35 cobalt drill bits with TiAlN coating designed for hardened metals and high-heat applications. 3X lifespan improvement over standard titanium coatings. Customer insight notes mixed sentiment
- M35 cobalt alloy for hardness
- TiAlN coating for heat resistance
- 1/16" to 1/2" size range