Sealey 42pc TRX-Star, Hex And Spline Impact Bit Set

Sealey 42pc TRX-Star, Hex & Spline Impact Bit Set – 3/8" & 1/2" Sq Drive 

This 42-piece Impact Bit Set forms part of the Premier range of professional hand tools, engineered for daily heavy-duty use. Manufactured from impact-grade S2 steel with a satin finish, each bit is precision CNC-machined and heat-treated to deliver exceptional strength, accuracy, and durability.

The set includes TRX-Star, Hex and Spline bits* in both 36mm and 75mm lengths, providing maximum versatility for automotive, industrial and workshop applications. Hardened to 58–62 HRC, these torsion-profile bits absorb impact, reduce cam-out under high load, and ensure maximum torque transfer. Each type is colour-coded for fast, easy identification.

Complete with 3/8"Sq and 1/2"Sq drive adaptors and supplied in a durable storage case with an inclined selection tray, this set is designed for efficient workflow and long service life. Backed by a lifetime guarantee.

Features

Professional 42-piece impact bit set for high-torque applications

Impact-grade S2 steel bits with satin finish for strength and durability

CNC-machined, heat-treated tips minimise cam-out under load

Torsion bits absorb impact and deliver maximum torque transfer

Hardened to 58–62 HRC and tempered for longevity

Colour-coded for rapid bit identification

Includes 36mm & 75mm lengths for all bit types

Supplied in a robust storage case with inclined tray for easy selection

Lifetime guarantee

Contents

TRX-Star* (36mm & 75mm each)

T20, T25, T30, T40, T45, T50, T55, T60

Hex Bits (36mm & 75mm each)

4, 5, 6, 7, 8, 10, 12mm

Spline Bits (36mm & 75mm each)

M5, M6, M8, M10, M12

Drive Adaptors

3/8" Sq → 10mm Hex

1/2" Sq → 10mm Hex

Specifications

Drive: 3/8" & 1/2" Sq

Net Weight: 1.9kg