Solution: Obtain material specifications and consult Spiralock sales for correct style of tap.
Solution: Change to tap with increased chamfer. This may require more depth in minor diameter for blind holes
Solution: Consult Lube specialist for proper cutting oils
Solution: Increase amount of coolant, direct coolant to end of tap
Solution: Select proper size from Spiralock Drill Chart
Solution: Replace tap
Solution: Regrind or replace tap
Solution: increase tap depth and minor diameter depth
Solution: increase minor diameter depth