FLEX-HONE 1-3/8" (35mm) Diameter, 320 Grit vs FLEX-HONE BC78400 7/8" Diameter 400 Grit Silicon Carbide

Overall winner: FLEX-HONE 1-3/8" (35mm) Diameter, 320 Grit

Key Differences

Product A (Flex-Hone 1-3/8" 320 grit) lists a lower price tier and a coarser 320 grit suited for more general finishing; Product B (Flex-Hone 7/8" 400 grit) is a finer 400 grit in a smaller diameter and has some reported durability concerns. Choose A if you want a larger, more versatile 320-grit hone at a more affordable tier; choose B if you need a smaller, finer 400-grit hone despite mixed durability feedback

FLEX-HONE 1-3/8" (35mm) Diameter, 320 Grit

FLEX-HONE 1-3/8" (35mm) Diameter, 320 Grit

Flex-Hone • ★ 4.2/5 • Budget

FLEX-HONE tool with silicon carbide grit for mild steel, stainless steel, cast iron and softer ferrous materials. Designed oversized for self-centering operation and crosshatch finishing. Customers note solid build, ease of use, and value for money, with mixed opinions on size accuracy

Pros

  • self-centering design
  • wide grit variety for finishing tolerances
  • built to last with solid construction
  • easy to use and time-saving

Cons

  • size may be larger than specified
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FLEX-HONE BC78400 7/8" Diameter 400 Grit Silicon Carbide

FLEX-HONE BC78400 7/8" Diameter 400 Grit Silicon Carbide

Flex-Hone • ★ 4.1/5 • Mid-Range

FLEX-HONE tool for cylindrical finishing in mild steel, stainless steel, cast iron and softer ferrous materials. Self-centering oversize design provides consistent pressure for a smooth crosshatch finish; helps rebuild hydraulic and pneumatic cylinders. One customer notes ease of use and quality with good value

Pros

  • oversized, self-centering design
  • wide grit variety for finishing tolerances
  • helps rebuild cylinders
  • quality and consistency

Cons

  • mixed durability reported by some customers
  • some users experienced tool failure after first use
  • size feedback varies from users
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Head-to-Head

CriteriaWinner
Price Flex-Hone
Durability Tie
Versatility Flex-Hone
User Reviews Tie