Large First Tools for Technology Set
9105-1
Released: 1995 · Parts: 65 · Theme: Duplo and Explore
Large First Tools for Technology Set (9105-1) is a Duplo and Explore LEGO set released in 1995 with 65 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Duplo and Explore sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 34 unique part types.
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Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
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Release year
1995 (31 years ago — may be retired)
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Catalog scale
65 parts listed · 34 inventory lines tracked
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Minifigures
No minifigs in inventory (brick-only or Technic set)
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Build manual
No digital manual in our catalog — check the box tab or LEGO.com
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Gray era
Pre-2004 set — may use old light/dark gray instead of bluish gray
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Shipping weight (est.)
~446 g for parts inventory (excludes box/minifig packaging)
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Before you buy used
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Market value
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Parts in this set
34 parts · updating…
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Duplo Boat Helm4658 · ×1 · Yellow -
Duplo Boat Helm Support4657 · ×1 · Red -
Duplo Brick 2 x 23437 · ×1 · Blue -
Duplo Brick 2 x 23437 · ×1 · Red -
Duplo Brick 2 x 43011 · ×1 · Yellow -
Duplo Brick 2 x 43011 · ×1 · Red -
Duplo Figure, Early, Hair Bob Brown, Red Legs, Red Buttons and Gray Wrench, Turned Down Nose Print74298pr0047 · ×1 · Yellow -
Duplo Figure, Early, Hard Hat White, Blue Legs, and Blue Overalls, Turned Down Nose Print74506pr0030 · ×1 · Red -
Duplo Figure, Early, Hard Hat White, Red Legs, Wrench in Pocket, Eyelashes Print74506pr0004 · ×1 · Yellow -
Duplo Toolo Arm 2 x 10 with Angled Arm, with End Clip6281c01 · ×1 · Blue -
Duplo Toolo Arm 2 x 11 with Triangular Set Screw End74844 · ×4 · Blue -
Duplo Toolo Arm 2 x 6 with Triangular Screw at Both Ends6279 · ×1 · Blue -
Duplo Toolo Arm 2 x 6 with Triangular Set Screw and Clip Ends74847 · ×8 · Blue -
Duplo Toolo Arm 2 x 6 with Triangular Set Screw and Clip Ends and Clip on Topdupupn0035 · ×1 · Red -
Duplo Toolo Arm Turning with Clip End6663c01 · ×1 · Red -
Duplo Toolo Arm Turning with Set Screw End6662c01 · ×2 · Red -
Duplo Toolo Arm with Fake Pulley and Hook6295 · ×1 · Yellow -
Duplo Toolo Brick 2 x 2 with Angled Bracket with Forks and 2 Screws6284c01 · ×1 · Red -
Duplo Toolo Brick 2 x 4 with Holes on Sides and Top and 1 Screw in Top31184c01 · ×1 · Red -
Duplo Toolo Brick 2 x 5 with 8 Side Screw Sockets, Swivel Bracket End and Clip End6288c01 · ×1 · Red -
Duplo Toolo Brick 2 x 8 with 10 Side Screw Sockets, Swivel Bracket End and Clip End74867 · ×1 · Red -
Duplo Toolo Brick with Screw 2 x 2, with Angled Arm with Clip6285 · ×1 · Red -
Duplo Toolo Cabin Bottom6293 · ×1 · Red -
Duplo Toolo Cabin Bottom6293 · ×1 · Yellow -
Duplo Toolo Digger Bucket with 3 teeth6310 · ×1 · Yellow -
Duplo Toolo Plate 4 x 126668 · ×1 · Yellow
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Duplo Toolo Plate 4 x 4 with Clip at Bottom6656 · ×1 · Yellow
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Duplo Toolo Tipper Bucket6311 · ×1 · Yellow -
Duplo Toolo Tool Screwdriver74864 · ×3 · Black -
Duplo Toolo Tool Wrench74864c02 · ×1 · Black -
Duplo Toolo Tyre / Tire6292 · ×10 · Black -
Duplo Toolo Wheel with Connector Pin6290 · ×10 · Black -
Storage Bin Lid, Dacta, 19 x 2471082 · ×1 · Trans-Clear
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Storage Bin, Dacta, Mediumupn0038 · ×1 · Bright Green