Here is a list I did for Sam a while a go with prices and places to buy:
Drawknife - £30 (Ebay)
Spokeshave - couple of £ each on the Bay
No4 and No6 travisher - £30-40 each (Concaving)
Round bottom plane - £10-15 on ebay if you find one (Concaving)
Flat bottom plane - £12 tool station (ebay for wooden ones)
Smoothing plane (DIY Store or ebay)
Rasp- £17 (recommend this one very highly
http://www.axminster.co.uk/ice-bear-japanese-saw-rasp-prod20284/ )
Sturdy soft grip vice - vice can be around £50 for a good one(ebay) and the grip things are around £3 (toolstation)
Basic for bat making
Spokeshave
Smoothing Plane
Vice
Drawknife(Not always needed for basic)