bicycle hoist- for adjusting the height of large reflectors they sell for around $10 and with a small mod they work very well with large hard to handle shades
10cc syringe- perfect for metering out small measures for example my tap water needs 2cc of 85% phosphoric acid to reach a PH of 5.5 per 20l with a syringe and a 20l carboy I don't need to use a PH meter just 2cc of acid and fill the carboy with water bang instant make up water with no muss no fuss
10cc syringe- perfect for metering out small measures for example my tap water needs 2cc of 85% phosphoric acid to reach a PH of 5.5 per 20l with a syringe and a 20l carboy I don't need to use a PH meter just 2cc of acid and fill the carboy with water bang instant make up water with no muss no fuss