Internal drive heads of small diameter are very problematic, particularly when rusty or gouged. But a well-chosen screwdriver or impact driver can get you out of trouble.
-16%

Amazon.co.uk
5.0
£75.59 £89.99
INGCO 20V Cordless Impact Driver 285NM, Brushless Motor, Variable Speed Control 1600/1900/2600RPM, 2900BPM with LED Work Light, 2Pcs 2.0Ah Battery and 1Pcs...
-24%

Amazon.co.uk
5.0
£38.75 £50.99
GALAX PRO Cordless Impact Driver 20V, Variable Speed (0-2800RPM),with LED Work Light, 6pcs Screwdriver Bits, 1.3Ah Battery and Charger
-4%

Amazon.co.uk
4.0
£43.98 £45.98
Cordless Impact Wrench,1/2" Brushless Power Impact Gun,2500RPM Electric Wrench, Max Torque 550N.m with 4 Sockets, 12PCS Screwdriver Bits, 4.0Ah Battery &...