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A. The set covers both National Fine and National Coarse imperial thread standards, from 1/4" up to 1".
A. National Fine sizes included are: 1/4"x28, 5/16"x24, 3/8"x24, 7/16"x20, 1/2"x20, 9/16"x18, 5/8"x18, 3/4"x16, 7/8"x14, and 1"x14.
A. National Coarse sizes included are: 1/4"x20, 5/16"x18, 3/8"x16, 7/16"x14, 1/2"x13, 9/16"x12, 5/8"x11, 3/4"x10, 7/8"x9, and 1"x8.
A. The dies are split to facilitate fine adjustment of the core diameter, providing greater precision when cutting threads.
A. The taps and dies are precision machined from alloy steel.
A. The set includes a sliding jaw type tap wrench, a T-bar type tap wrench, a steel die holder with knurled screws, a screwdriver, and a spacer.
A. Yes, the complete set is supplied in a storage case.
A. Yes. The AK303 is the metric variant. Please refer to that listing for full details.
A. The set contains 45 pieces in total.
A. We accept returns within 30 days of purchase for items that are unused, undamaged, and in their original packaging. Returns are available only for UK-delivered orders and must include proof of purchase. Before returning an item, please contact us at [email protected] to obtain a Return Merchandise Number (RMN). You may also be asked to share images of the product and its packaging for verification. Items that do not meet these conditions will not be accepted for return. If your return is approved, we will initiate a refund to your credit card or original method of payment. A restocking fee of up to 15% of the order value may apply to each returned item.
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