1/4-18 UNEF right-hand machine tap, 1-1/4" diameter vs 1/4-12 UNF Right Hand Machine Tap, HSS, 2B, 1-1/4" dia

Key Differences

Product A is a 1/4"-18 UNEF HSS right-hand tap and lists a lower price tier; Product B is a 1/4"-12 UNF HSS machine tap and is a different thread form (UNF 1/4-12) which makes B the pick when that specific thread is needed. Both are single-piece, HSS, right-hand taps from the same brand with identical ratings

1/4-18 UNEF right-hand machine tap, 1-1/4" diameter

1/4-18 UNEF right-hand machine tap, 1-1/4" diameter

Lzcdelyxiao • ★ 3.9/5 • Budget

UNEF right-hand machine tap with 1-1/4" nominal diameter and 18 TPI. High speed steel construction for cutting threads; includes 1 tap and 2B tolerance. Customers note clean thread cuts and solid quality

Pros

  • correct UNEF 1/4-18 thread profile
  • high speed steel material
  • finite tolerance 2B
  • includes 1 tap

Cons

  • limited to 1 tap per package
Check current price on Amazon →
1/4-12 UNF Right Hand Machine Tap, HSS, 2B, 1-1/4" dia

1/4-12 UNF Right Hand Machine Tap, HSS, 2B, 1-1/4" dia

Lzcdelyxiao • ★ 3.9/5 • Mid-Range

High-speed steel machine tap, UNF 1 1/4"-12, right-hand thread, 2B tolerance. Includes 1 piece; designed for clean thread cutting. Customers note quality and smooth threading

Pros

  • HSS material for durability
  • UNF 1 1/4"-12 thread
  • Right-hand thread direction
  • Compact package includes 1 tap

Cons

  • Limited to 1 piece per package
  • No additional sizes included
Buy at Amazon →

Head-to-Head

CriteriaWinner
Price Lzcdelyxiao
Durability Tie
Versatility Lzcdelyxiao
User Reviews Tie