Japanese Bits & Bit Holders

Japanese bits and bit holders from ANEX and KTC: offset adapters, right-angle adapters, long bit holders and flexible shafts, color-coded hex bits, impact socket bits and quick holders. All use the 6.35 mm (1/4") hex shank system. Genuine Japanese-market stock, shipped from Japan with tracking.

Japanese Bits & Bit Holders guide: models and how to choose ↓

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Japanese Bits & Bit Holders guide: models and how to choose

Offset adapters (drive nuts with a power driver)

Model Nut size Overall length Width Thickness Weight
ANEX AOA-19 19 mm 232 mm 46 mm 9.5 mm 325 g
ANEX AOA-30 30 mm 284 mm 59 mm 20 mm 730 g
ANEX AOA-30L 30 mm 378 mm 56 mm 20 mm 1 kg

AOA-30 and AOA-30L accept H6.35 hex and 9.52 / 12.7 mm square drive input (per product page). Sets with sockets: AOA-19S1, AOA-19S2, AOA-30S1. Compare them in the ANEX offset adapter guide.

Right-angle adapters (AKL series)

Model Overall length Head width Max torque Weight Bits included
ANEX AKL-560 122 mm 58 mm Not confirmed 155 g +2 x 35, +2 x 45 double-ended
ANEX AKL-565 122 mm 38 mm Not confirmed 185 g +2 x 15 mm single-ended (4 pcs)
ANEX AKL-571 134 mm 55 mm Not confirmed 250 g +2 x 33 double-ended
ANEX AKL-600 149 mm Not confirmed 110 N·m 555 g +2 x 35 single-ended, +2 x 65 double-ended

All four come with a fixed handle and use 6.35 mm hex input and output. Only the AKL-600 lists a maximum torque on its product page.

Long bit holders, extensions and flexible shafts

Model Type Overall length Weight
ANEX ALH-250 Long bit holder 250 mm 111 g
ANEX ALH-350 Long bit holder 350 mm 145 g
ANEX ALH-450 Long bit holder 450 mm 178 g
ANEX ALH-600 Long bit holder 600 mm 228 g
ANEX ALHP-300 Heavy-duty long bit holder 300 mm 370 g
ANEX AEH-250 Extension holder, double ball lock 250 mm 83 g
ANEX AEH-300 Extension holder, double ball lock 300 mm 96 g
ANEX AFS-200 Flexible shaft, locking bit holder 200 mm 198 g
ANEX AFS-300 Flexible shaft 300 mm 282 g
ANEX AFS-400 Flexible shaft, locking bit holder 400 mm 368 g

ALH, ALHP, AFS-200 and AFS-400 include a Phillips #2 double-ended bit (per product page). The AFS series is made in Taiwan; the others are made in Japan (per product page).

Hex bit sets

Model Type Sizes Overall length Pieces Weight
ANEX ACHX4-65L Hex, color-coded H5, H6, H8, H10 65 mm 4 86 g
ANEX ACHX5-65L Hex, color-coded H2.5, H3, H4, H5, H6 65 mm 5 76 g
ANEX ACHX9-65L Hex, color-coded H1.5, H2, H2.5, H3, H4, H5, H6, H8, H10 65 mm 9 173 g
ANEX ACHX5-150L Hex, color-coded H2.5, H3, H4, H5, H6 150 mm 5 167 g
ANEX ACBP5-150L Ball-end hex, color-coded 3, 4, 5, 6, 8 mm 150 mm 5 193 g
ANEX AK-51P-B8H1 Ultra-short grooved hex, with bit holder H1.5, H2, H2.5, H3, H4, H5, H6, H8 Not confirmed 8 42 g

Impact driver socket bits (KTC)

Model Sizes Pieces Weight
KTC TBZP637 10, 12, 13, 14, 17, 19, 21 mm 7 980 g
KTC TBZP635 17, 19, 21, 22, 24 mm 5 1,040 g

6.35 mm hex shank, made up of BZP63-series socket bits (per product page).

Quick holders (ANEX AQH)

  • ANEX AQH-S1: 3 pcs, red, yellow, green; with carabiner. Tool mounting load 500 g, 35 mm long (per product page).
  • ANEX AQH-S2: 3 pcs, blue, black, purple. Tool mounting load 500 g, 35 mm long (per product page).

How to choose

  • A nut or bolt you cannot reach with a power driver: AOA-19 for 19 mm, AOA-30 or AOA-30L for 30 mm, or a socket set version.
  • A screw in a corner: AKL-560 and AKL-565 are 122 mm long; the AKL-565 has the narrowest head (38 mm).
  • A deep or hidden screw: long bit holders from 250 to 600 mm; AFS flexible shafts bend around obstacles.
  • Hex socket screws: ACHX color-coded bits in 65 or 150 mm; ACBP5-150L has ball ends.
  • Hex nuts with an impact driver: KTC TBZP637 (10-21 mm) or TBZP635 (17-24 mm).

Related

Sources: specifications are taken from each linked product page. Prices are shown on the product pages.