The Snap-on MOD.391SR43F 71-piece socket and accessories set delivers a premium selection of 1/4″ and 3/8″ drive tools engineered for aviation, mechanical and precision maintenance environments. Designed for professional technicians, this comprehensive imperial set is supplied in a precision-cut foam insert for organised storage and compatibility with KMC tool boxes.

Featuring Snap-on Dual 80® technology ratchets, a wide range of shallow and deep sockets, extensions, adaptors and specialist accessories, this set provides exceptional accessibility, strength and performance across a variety of service applications. The foam insert ensures quick tool identification and secure storage while protecting tools during transport and daily workshop use.

Set Breakdown

3/8″ Drive Tools

• F081–F281 – 11 x 3/8″ Shallow 12Pt Sockets 1/4″ – 7/8″ (excluding 11/32 & 19/32)
• SF081–SF281 – 11 x 3/8″ Deep 12Pt Sockets 1/4″ – 7/8″ (excluding 9/32, 11/32 & 19/32)
• F80 – 3/8″ Dual 80® Technology Standard Handle Ratchet 7-7/16″ / 190mm
• F10LD – 3/8″ Breaker Bar 9-9/16″ / 242mm
• FU8A – 3/8″ Universal Joint
• FXK3 – 3/8″ Knurled Friction Ball Extension 3″ / 75mm
• FXK6 – 3/8″ Knurled Friction Ball Extension 6″ / 150mm
• FXK11 – 3/8″ Knurled Friction Ball Extension 11″ / 275mm

1/4″ Drive Tools

• TMD04–TMD18 – 12 x 1/4″ Shallow 12Pt Sockets 1/8″ – 9/16″
• STMD6–STMD18 – 10 x 1/4″ Deep 12Pt Sockets 3/16″ – 9/16″
• T72 – 1/4″ Dual 80® Technology Standard Handle Ratchet 4-7/16″ / 112mm
• TM10G – 1/4″ Breaker Bar 6″ / 150mm
• TMU8B – 1/4″ Universal Joint
• TMXK2 – 1/4″ Knurled Extension 2″ / 50mm
• TMXK4 – 1/4″ Knurled Extension 4″ / 100mm
• TMXK60 – 1/4″ Knurled Extension 6″ / 150mm
• TM61A – 1/4″ Flexible Extension 6″ / 150mm
• TMU81B–TMU181A – 6 x 1/4″ Shallow Universal 12Pt Sockets 1/4″ – 9/16″
• TMS70A – 1/4″ Spinner Ratchet
• TM408 – 1/4″ Double Square Socket 8Pt 1/4″
• TM410 – 1/4″ Double Square Socket 8Pt 5/16″
• TM412 – 1/4″ Double Square Socket 8Pt 3/8″
• TM77 – 1/4″ 20-Tooth Ratchet Adaptor
• TM82 – 1/4″ Flat Tip Short Bit Socket 1/4″
• SDM213B – 1/4″ Flat Bit .038 x .250″
• SDM222IRB – 1/4″ Bit Phillips #2

Note: Supplied in foam insert format and suitable for KMC tool boxes.

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